Uniswap v2 not working. Next, select “Pool”.
Uniswap v2 not working And here are the answers to the 15 questions from us: 1. Last time I posted I was having issues with uniswap, I got a bunch of private messages from people with fake uniswap support names. , Token1 → Token2 → WETH → Token3 . I try using Uniswap to connect and scan the QR code with the Trust Wallet app. Here’s a step-by-step look at how the exchange functions: Token Trading: Users select the token they want to buy or sell and the token they wish to swap it with. So you had to use a low-lewel assemly to actually use this opcode. 3% fee is by dividing the deposited token into 2 parts: Fee: 0. It is stuck on “Waiting for Confirmation”. A walk-through I wish I had three weeks ago. removing liquidity) in the V2. Was this article helpful? Yes / No. However, when I try to swap an ERC-20 🦄 🦄 Core smart contracts of Uniswap V2. Uniswap. I click preview, and then add, and for a split second I can see a window pop-up that says "Waiting for confirmation" but it immediately kicks back to the "add" It just kept coming up asking me to confirm over and over again. Launched in Removing liquidity from Uniswap v2 will withdraw all pooled tokens and any earned fees. In Uniswap V1, all liquidity pools are between ETH and a single ERC20 token. I have a Portis wallet and used uniswap to buy a couple of dog coins (kishu, bishu, etc). Swapping using Uniswap. 3% trading fee for every swap, but the fees only apply towards the token deposited into the AMM. g. Enter your positions high price. Any help for Bro, why the pancakeswap version of this is not working?? I tried several possible ways still no solution found. Select token. Any info would be appreciated the coin does have liquid so I’m a bit lost as to way it won’t approve. The first time you swap or add liquidity, you have to approve the token to be swapped. The periphery repository contains multiple contracts that make it easier to use Uniswap. purchased several coins as PAID, BUTTERFLY, ORAI CHAIN on UNISWAP. I haven’t tried the work around yet. Host and manage packages Security. npm init Copy. Controversial. which would create the pair as soon as the contract was deployed, then those bots would list the token as not sellable (which is accurate, there's no liquidity at that point), and that would scare off a lot of traders. Identifying Data Each pair consists of two tokens (see previous section). r/Arbitrum. When your transaction fails, the miners still have to validate and execute (compute) your transaction and therefore you must pay for that computation just like you would pay for a successful transaction I am not the only one that this has happened too. They(someone!) failed me big time. To add liquidity to Uniswap v2: Open the web app and connect your wallet. Pool has 20,000 USDC, and 100 ETH (ratio is 200:1) I add 2,000 USDC and 10 ETH (ratio is still 200:1, price doesn't change) 🎚 Peripheral smart contracts for interacting with Uniswap V2 - Uniswap/v2-periphery. but api is not working now. Making statements based on opinion; back them up with references or personal experience. I think I have the same problem with the PAXG / ETH pool. Code; Issues 754; Pull requests 44; Discussions; Actions; Projects 0; Security; Insights; New issue Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community. Understanding Range Orders In order to reference the Uniswap V2 contracts, you should use the npm artifacts we deploy containing the core and periphery smart contracts and interfaces. How to change slippage on Swap or provide liquidity on the Uniswap Protocol. Reload to refresh your session. 0. In the previous article we discussed about multi hopping quote and swap in Uniswap V2, in this Uniswap v2. Another example below. Among them is UniswapV2Router, which is the main entrypoint for the Uniswap UI and other web and decentralized applications working on top of Uniswap. Here are some troubleshooting steps to take when removing liquidity does not work: Use WETH for the output instead of ETH. It began with Sushi Chef, which was a smart contract that allows Uniswap liquidity providers to store their pool tokens in exchange for SUSHI tokens. In the previous article we discussed about multi hopping quote everybody has to learn through their own mistakes. Uniswap V2 includes several improvements for supporting manipulation-resistant public price feeds. Even though the Uniswap front end was having I then looked at Uniswap which is linked to my MetaMask wallet and there was an option to swap there for BOLT for a fee of $9. I’ve gone through and done a line-by-line response to everything above but wanted to tl;dr some of the obvious mistakes in the analysis We have tried pinging Uniswap. I recently added liquidity for FARM/USDC and got uni_LP tokens in return and staked the lp tokens on harvest. Decode Uniswap Universal Router transaction in ethers. If i check the consol, I receive the following error: estimateGas failed Uniswap add liquidity not working . I think you are expert in this part. Make sure that a pool with that fee exists. Sign in Product GitHub Copilot. Bug Description In the README there's a section about accessing Uniswap V2. How Uniswap V2 calculates the 0. Sign in community. Sort by: Best. Connect wallet . New. But I didn't get any transaction noted in the app or on uniswap. But I have not found any failed transaction indicating that you have indeed tried to execute a function on the same contract, using the same wallet. Ask questions, find answers and collaborate at work with Stack Overflow for Teams. Uniswap V2 subgraph 📊. Background. org in your browser rather than a wallet dapp browser; Restart your device; Try again in a few minutes. Enter the percentage amount of liquidity you want to remove. Uniswap v2 allows liquidity providers to add liquidity across the full price range for a token pair. The Uniswap V2 swap page should show up. I tried restarting the phone few times too. Always check that the site you are connecting your wallet to is trusted, and you have accessed it with the correct Approval or Signature request not prompting your wallet. While in Uniswap v2 you can have direct token to token pairs, it is not always guaranteed that such a pair actually exists. Already familiar with web3 development and/or the basics of our SDK and want Working with Uniswap Swap Router multiCall. If your wallet is a browser extension or desktop app, select “View All” to find your wallet. Hot Network Questions When are we morally responsible for our actions if we are tricked? Print wrong fractions in PGFplots On a light aircraft, should I turn off the anti-collision light (beacon/strobe light) when I stop the engine? When you supply liquidity to an existing pool, (in Uniswap V2, at least) you had to supply the correct proportion of funds, as to not screw with the price. Which Uniswap contract should I interact with? (v2) What are the required parameters and what is the uint for infinite approval? contract-invocation; etherscan; uniswap; Share. Related articles. 2. Open comment sort options. SushiSwap vs. If your wallet is on a mobile device either I am implementing a taxing feature in my smart contract which would swap tokens to ETH (BNB) during transactions. If I used the Uniswap UI to add liquidity like normal (which also does How Uniswap works. Write better code with AI Code review. Instant dev environments GitHub Copilot. We need to show some love to projects still building on Uniswap v3 (not just talking about Oku), particularly the folks working on automated market-making and lending space. org problems today. Automate any workflow Packages. Liquidity pools are token pairs stored in a Uniswap pool contract. Instead, optimistically execute the swap and check the amounts in the callback. I'm a programmer and it is not immediately clear to me where I should first find the correct Uniswap v2 router address, then where do I find the correct USDT ERC20 contract address, then how to call Approve() on the USDT ERC20 contract using Etherscan and pass the Uniswap v2 router address as one of the parameters. Sign in Product Actions. When I opened UNISWAP after a while I could not see the liquidity pool I joined even though I tried importing it several times. In such cases, Koinly will not be able to merge this into a liquidity transaction - please open a support ticket regarding this, but you will most likely need to use the manual method for this protocol. Uniswap Swapping. It is probably a slippage issue. They allow users to swap against the tokens within a pool. When i use PancakeSwap I'm able to create a pool, however, when I try to swap the token from the just created pool, I receive th uniswap v3 api is not working. In this guide we will use the NonfungiblePositionManager class to help us mint a liquidity position and then modify the provided liquidity for the USDC - DAI pair. To add liquidi How to remove liquidity from Uniswap v3. Etherscan links for reference. Connect. Reply reply inspron2 • Also Coinbase +v2 is also broken. org server responded on time, indicating that there are no current Uniswap. Uniswap v3. About; Products OverflowAI; Stack Overflow for Teams Where developers & technologists share private knowledge with Cleans the working tree by recursively removing files that are not under version control, starting from the current directory. I tried this, but not working well. I, § 7, Cl. My code successfully swaps WETH to any ERC-20 token. Follow asked Oct 5, 2020 at 6:14. Arbitrum is a suite of Ethereum Uniswap v2 allows liquidity providers to add liquidity across the full price range for a token pair. Users could now trade any Ethererum-based (or ERC-20) token for any other ERC-20 token rather than just trading against ETH. The first version — Uniswap V1, was released in 2018 as a proof of concept. 95. 2 of the US Constitution? QuickSwap is a UniSwap DEX clone utilizing the most adopted Ethereum Layer 2 scaling solution: Matic Network. This is an error that is frequently encountered, and requires a bit of context to understand it. if there is a This isn’t the first time , I have been faced with such issue, Uniswap V2 works fine with no issues though Why is V3 not working. Bug Description. It says no liquidity found but all the transactions have been successful on etherscan. Working Group Uniswap - Arbitrum. 3% fee is taken out only from X, and not from Y. Uniswap is an automated liquidity protocol powered by a constant product formula and implemented in a system of non-upgradeable smart contracts on the Ethereum blockchain. The protocol is the largest onchain marketplace, with billions of dollars in weekly volume across thousands of The migration process involves removing all liquidity and fees from the v2 position. However now when I try to swap those coins back to ETH, the swap button on uniswap is greyed and I can't click it. When your Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Here's my guess: it looks like the Statera token implements some atypical stuff on ERC20 token transfers -- based on their site saying that 1% of any transaction amount gets burned on any transfer -- and so MetaMask's gas limit estimation might not come back high enough to perform a complex transfer operation involving this particular token. The AMM adjusts the token price based on the pool’s reserves How do you calculate the priceImpact on Uniswap v2 pools? I can't find documentation to help me. In the Uniswap V3 protocol, liquidity positions are represented using non-fungible tokens. I'm trying to make some swaps with Uniswap V2 pools, but I've run into some UI bugs using the Uniswap site (its a janky pair with a low volume token involved, the Metamask confirmation I can't get WalletConnect v2 to work at all with my wallet. Whenever I swap token on Uniswap it should take some fees and transfer between 4 wallets. I facing the same issue, this you resolved this one Thank – DMC. Swap or provide liquidity on the Uniswap Protocol How Uniswap Exchange Works. that said: i have experienced the gui to show wrong conversion rates. I click the button and nothing happens. Its not pending, it shows SUCCESS. Q&A. Teams. How to calculate sqrtPricex96 for uniswap pool creation? Hot Network Questions Rust spots on stainless steel utensils after washed in the dishwasher Token not supported by Uniswap: Deflationary tokens are not supported by the Uniswap v3 router. Then created LP on Uniswap V2. Navigation Menu Toggle navigation. Come ride the Dragon! 🐉 Members Online. there must be a call to approve missing or with a smaller value than _ amountIn. In this article, we will show you multiple tips that will help you understand why your Uniswap transaction is failing and what you All links work except the one for doing swaps, which takes you to Uniswap V3 instead. The current recommendation is to use UniswapV2Router02. Authors. The price impact appears on the UI when you select two tokens you want to swap. Copy link lismanown commented Aug 10, 2020. Trade. i once went through the trouble of buying some dog-shit on a cefi where i had to do entire new kyc, because it said on uniswap 1000 saitama is half a eth or something. Ok so im trying to swap for hex so I connect my metamask wallet and uniswap shows my eth balance, i select hex the token I want it displays the estimated amount I then click swap and NOTHING happens no confirmation box, no pending transactions, no Token contract: 0x8b11461af2f7bc36ac3bbaff273b08485abe3bba Pair contract: 0x01007f8c2e88626932e30fed121e6090be7015a3 I tried to remove my added liquidity through Uniswap / interface Public. If an approval transaction is not working the way you expected, there are steps you can take to troubleshoot the erro What is a sandwich attack? A sandwich attack is when a blockchain Visit app. You may have executed an approve transaction - not a swap. Swap or provide liquidity on the Uniswap Protocol. The current version 0. 4. this IERC20(_tokenIn). Sign in Product Hello, I was one of the initial LP’s in the four rewards pools for mining Uniswap tokens and after the rewards pools ended on November 17th, I removed my liquidity but have not received any Uniswap tokens at all. My contract has ERC20 and uniswapV2 interfaces. Please contact the moderators of this subreddit if you have any questions or concerns. To incentivize pooling liquidity, there is compensation for liquidity providers. As an example, let's try to represent the DAI-WETH pair. Seamlessly swap and provide liquidity on v2 on all supported chains directly through the Uniswap interface. Added it into the ERC20 blockchain and then went to add it to Uniswap. First, every pair measures (but does not store) the market price at the beginning of each block, before any trades take place. Fee Structure. These functions are not gas efficient and should not be called on chain. It thinks my ETH balance is 0 and This document covers a few error codes frequently encountered while building on Uniswap V2. Stack Exchange Network. Multi hopping quote and swap Uniswap V3 . Traders can swap these I'm working on a project using the Uniswap V3 SDK and the @uniswap/smart-order-router to perform token swaps. I understand the differences in V3 gives you a lot more control as an LP provider. Contribute to Uniswap/v2-core development by creating an account on GitHub. 5% slippage Reply reply S1983R • I just bought a brand new You are paying for the computation, regardless of whether or not your transaction succeeds. please help me. Say goodbye to wasted gas fees! Virtually free trades with 1-2 second confirmations. Stack Overflow. All links work except the one for doing swaps, which takes you to Uniswap V3 instead. If you are try to execute a transaction with any of these tokens, the transaction with automatically fail. Adding QuoterV2. Comments. you need to call IERC20(_tokenIn). In order to do this I am initializing IUniswapV2Router02 and IUniswapV2Factory object Tour Start here for a quick overview of the site Help Center Detailed answers to any questions you might have Meta Discuss the workings and policies of this site Before working through this guide, consider checking out the Range Orders concept page to understand how Limit orders can be executed with Uniswap V3. matt0x_eth • The Uniswap contracts cannot go down unless Ethereum itself goes down. If these steps to not work, please reach out the Uniswap Labs Support Team. I accepted this, and the transaction completed but CFI balance is still as it was and I have no BOLT. So far i made sure to have enough tokens to spend, approved to spending both tokens, the pool and pool LP. Liquidity providers are incentivized to contribute ERC-20 tokens to common liquidity pools. I always set mine to about 12% just in case. So frustrating Share Add a Comment. info. If it's not clear to Note: If the token is paused, any v2 liquidity in a liquidity pool is lost. sol I am currently working on a project involving token swapping. v2: Uniswap V2 built on the success of v1, adding a few new features like the ability to swap ERC-20 tokens for other ERC-20 It seems to cause issues when burning uni pool tokens (i. this is the smart contract : // SPDX-License-Identifier: GPL- How to add liquidity to Uniswap v2. With both v2 and v3 available across all supported networks, users have the flexibility to choose between simplicity with v2 and more advanced features with v3. The Uniswap protocol is design How to migrate liquidity from Uniswap v2 to v3. Try Teams for free Explore Teams. Next, select “Pool”. org using our servers and the Uniswap. when trying to add Liquidity in V2 token one doesn't have a token selection button has been seen in v3, but not currently seeing Steps to Reproduce I recently discovered Uniswap V3 on Polygon and trying to wrap my head around it. Uniswap v2 is live on Arbitrum, Polygon, Optimism, Base, Binance Smart Chain, and Avalanche. Follow edited Mar 6, 2022 at 20:56. In Uniswap The Uniswap ecosystem is primarily comprised of three types of users: liquidity providers, traders, and developers. inpage. It obviates the need for trusted intermediaries, prioritizing decentralization, censorship resistance, and security. Best. Having a constant nu Here are some troubleshooting steps to take when removing liquidity does not work: Use WETH for the output instead of ETH. Hi guys iv been using uni for some time never had a problem, but there one coin that just won’t let me approve it’s swap . Steps to Reproduce Just visit https Uniswap v2. This is my deploy script. Skip to content. 🏠; V3 SDK; Guides; Background; Helpful? On this page. You can claim separately wi Issues with Uniswap V2 addLiquidityETH() Ask Question Asked 3 years, 6 months ago. Uniswap’s AMM model relies on liquidity pools where users can trade tokens directly. But you may still be able to trade them as long as you can find a path, e. These tokens are then transferred to the newly added liquidity on v3. All pools for a given token pair use the same fee. Uniswap is open-source software licensed under the GPL. Hi, Compiled ERC20 contract below on Remix and deployed on Ropsten test network. It thinks my ETH balance is 0 and spinners stuck on the token list. Uniswap is a platform (or protocol) on Ethereum to swap either Tokens<->Ether (V1) or Tokens<->Tokens (V2). See the PAXG FAQ. Introduction. How can I retrieve the reserve0 and reserve1 values from Uniswap V2, not from already mined blocks, but specifically from transactions that are still pending? go-ethereum; uniswap; uniswapv3; uniswapv2; I want to apply a fee of the 10% every time my token is transferred (except the case the from is the owner). a. sender, _amountIn); is approving the account you have used (msg. Find and fix vulnerabilities I'm trying to add liquidity to my smart contract on Uniswap, however whenever I try to add liquidity, I can approve the transaction, but hitting apply does nothing. Contract: https Summary Tally has been actively supporting Uniswap DAO since December 2020, less than 3 months after the UNI token was launched in September 2020. Uniswap v1 is an automated, decentralized set of smart contracts. These pools are the backbone of the Uniswap ecosystem, allowing users to trade tokens without the need for traditional market makers. Gradually increase slippage until the slippage percentage is double the token fee. The inputs to our guide are the two tokens that we are pooling for, the amount of each token we are pooling for, the Pool fee and Uniswap v3 vs v2 LP strategy. Reply reply nikitoshy • Maybe that's their plan Reply reply More The Uniswap Wallet uses WalletConnect2. The Uniswap constant product The most common causes for failed Uniswap transactions are slippage and insufficient funds. Same problem when trying on the phone itself. The price chart will not load during subgraph downtime. Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Visit the blog While Uniswap V1 will live on for as long as Ethereum does, the upgraded and opt-in Uniswap V2 contracts launched on mainnet in May 2020. Hello, I deployed an ERC-20 token to the Rinkeby testnet and I am now listing it on uniswap. In June, however, it announced it to be working on Uniswap v4 – bringing updates that would welcome community development. The issue seemed to lie with not being able to confirm the transaction in chrome on the iPhone with We sincerely hope that we can help and contribute to the Uniswap community by working together with you. Discussion I have 100 USD worth of Eth and I am trying to convert half of it to a coin on uniswap, despite only trying to convert $50 worth I still am being told that I don't have Delegates should not forget about Uniswap X and how it can impact (bad or good) the other protocol versions and the related ecosystem partners. arian salmanzadeh. Mar 24, 2024. One of the most significant changes was the introduction of ERC-20 to ERC-20 pairs, which meant liquidity As mentioned before, Uniswap V2 applies a 0. The confirm button does not work. Improve this question. Find and fix vulnerabilities Codespaces. Keep reading to learn more about each Uniswap version. 02% fee paid in paid in PAXG is charged on top of the gas fees paid in ETH. Uniswap products are powered by the Uniswap Protocol. So I am trying to swap two ERC20 tokens using uniswap v3 and in hardhat test its working correctly but its not working on sepolia testnet. When selling any token on the Uniswap protocol, you need to grant permission for the smart contract to swap that token on your behalf. Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted You’ve arrived! The pages that follow contain comprehensive documentation of the Uniswap V2 ecosystem. Beta Was this translation helpful? Give feedback. 1 Answer Sorted by: Reset to default 2 . sender) to transfer tokens from the contract address. 3% Since yesterday, I am not able to purchase coins by swapping with ETH on Uniswap. Sell. I did, it tok The GAS fee but after transactions have been made, there is SUCCESS shown of transaction, however it shows 0 ETHER. approve(YOUR_CONTRACT_ADDRESS, _amountIn); before. Explore. Select “New”. UniswapV2: K: The Uniswap Protocol liquidity pool contract maintains a constant using the following function: x*y=k. I have plenty of ETH in the wallet for gas fees, and I tried adjusting slippage as well. Contribute to Uniswap/v2-subgraph development by creating an account on GitHub. UniswapV2Router01 should not be used any longer, because of the discovery of a low severity bug and the fact that some methods do not work with tokens that take fees on transfer. We are excited to continue building for the Uniswap DAO by enhancing the governance experience and rolling out key developments to further strengthen the Uniswap DAO’s onchain governance Uniswap V2 analytics are available at uniswap. V1 SDK. To learn more, see our tips I'm trying to undertand Uniswap v2 SDK. Allows getting the expected amount out or amount in for a given swap without executing the swap. You also may be able to find more optimal routes using the Router API! Swap or provide liquidity on the Uniswap Protocol If your tokens are not showing up in your wallet after swapping with Uniswap, there could be two reasons why. Note that WETH used by the router is exported by the SDK Core as WETH9. I NEED to learn There have been multiple versions of the Uniswap Protocol released. Reply reply More replies. but of course that did not work and just cost me lots of gas and fees. The incentivization of providing liquidity is different in V2 But Uniswap V2 doesn't have support for the Sepolia network, and it becomes a bit inconvenient to test things that depend on UniV2, as there is no official contract, and there's no UI present. Uniswap v3 is the current version of the protocol. Even if I increased the slippage by 30%, it doesn’t work. Uniswap v3 custom ERC20 token swap. Removing liquidity from Uniswap v3 will withdraw all pooled tokens and any earned fees. The protocol is the largest onchain marketplace, with billions of dollars in weekly volume across thousands of tokens on Ethereum and 7+ additional chains. The -d docs clears up the confusion: Normally, when no <path> is specified, git clean will not recurse into untracked directories to Bug Description Seems specific to chrome browser. Additional functionality for existing Uniswap V2 and V3 liquidity providers - The ability to Flashstake to earn instant upfront yield Path to Sustainability It is important to highlight, rewards given to liquidity providers which allow for upfront yield in I’m trying to use Uniswap but everytime that i’m trying to comfirm a swap nothing happens i can’t get Metamask to comfirm the transactionthe page just keeps refreshing the “quote”i’ve tried on Firefox and its working I have to add this issue to another onewhen i try to search for a new token, using the token contract, i can’t never find ittakes soo much time but Uniswap allows anyone to make market and swap tokens. Pool. const { ethers } = require("hardhat& Uniswap v3 vs v2 LP strategy. 299 1 1 gold badge 2 2 silver badges 10 10 bronze badges. Unable to remove liquidity from MATIC/USDT pool upvotes · comments. So do you think everyone will start using v3 instead of v2, or do they work in tandem? I'm assuming the answer is that v3 will replace v2 over time, but thought I'd ask around. The contract is a regular ERC20 Token standard, with no communication to a router or whatsoever. But how does Uniswap work as an integration to your website? Here is my step by step walk-through, from a developers perspective. – rANDOM GUy. Share Add a Comment. This price is expensive to manipulate because it is set by the last transaction, whether it is a To read more about what Uniswap pairs are, see Pair. Learn more about Uniswap v2 here; Learn more about Uniswap v3 here; Learn more about Uniswap v4 and its development here. And Version Router01. Signature and/or transaction requests from Uniswap not appearing in your wallet can be caused by a variety of reasons. Required Data The data we need is the reserves of the pair. One of the most significant changes was the introduction of ERC-20 to ERC-20 pairs, which meant liquidity Working with Virtual Liquidity. bug Something isn't working p1 Great to have, implement first thing after p0s. js:1 MetaMask - RPC Error: gas required exceeds allowance (12480476) or always failing transaction Object code: -32000 message: "gas required exceeds allowance (12480476) or always failing Apparently for Uniswap it is, because we have gotten silence regarding our reporting of the problem. Here is a list of deflationary tokens that are not supported. I urgently need this sorted as v1 discontinues on 28th June (today) so I may lose access. Gradually increase slippage until the slippage percentage is double the Make sure you have a stable WiFi connection and your phone is not on Airplane Mode; Close and re-open the Uniswap Wallet app; Delete your Uniswap Wallet app, then re-install the app (Note: Make sure you have access to your recovery phrase before deleting the app). You signed out in another tab or window. clarification, or responding to other answers. 🟢 Solution: If the LP token you're receiving is not recognized by Koinly, it will have a grey icon instead of an orange one. . 1. My wallet and Uniswap were working fine yesterday, and then THEY, Uniswap, then pushed out V3 and I have lost connectivity to my Uniswap funds, why would I think that was a Coinbase Wallet problem? The wallet has not changed, but V3 rolled out Looks like some already have in the comments. Say we swapped token X for token Y, 0. Uniswap v2 was launched in 2020 and brought several improvements to the first version. Can someone help me fix this and get WalletConnect v2 working with my wallet? I am having a problem using the "addLiquidityETH" function from Uniswap Protocol, it was working before but now is always saying insufficient amount. Briefly, Uniswap is a protocol for exchanging ERC-20 tokens on Ethereum. I tried to forced hardcoded amounts that metamask was about to send on their transaction data to the I am trying to swap two ERC20 tokens using uniswap v3 and in hardhat test its working correctly but its not working on sepolia testnet. It eliminates trusted intermediaries and unnecessary forms of rent extraction, allowing for fast, efficient trading. To add npm dependencies, we first initialize the npm package. not necessary. When you use the Uniswap web app, you are able to use both Uniswap v2 and Uniswap v3. Uniswap v1. This is a standard rule for all ERC20 tokens on Ethereum. Tour Start here for a quick overview of the site Help Center Detailed answers to any questions you might have Meta Discuss the workings and policies of this site While in Uniswap v2 you can have direct token to token pairs, it is not always guaranteed that such a pair actually exists. If Uniswap. @callil is familiar with the case. If you're familiar with how automatic market makers (AMMs) work, you might get a bit confused when first reading about Uniswap v3. approve(msg. Steps to Reproduce Go to remove liquidity Click Confirm circket sounds Expected Behavior Wallet You signed in with another tab or window. What will happen to Uniswap v1. Product Actions. Wrapped Ether (WETH) is used instead of native ETH in the core contracts, although end users can still use ETH through helper contracts. Top. In Uniswap V2, each trade or liquidity provision is executed through transactions on the Ethereum I'm hoping someone can help with this. Before migrating a position please make sure that both tokens in the I don’t understand why uniswap was working and now it isn’t. Can someone please advise as to why the coin was succesfull being added to Uniswap, but will not allow to be swapped on Uniswap exchange? When trying to add ETH liquidity it simply does nothing, even Metamask won't open. Old. The approval transaction allows the Uniswap Protocol permission to swap the token you granted approval for from your wallet. BDM-Archer • and MM + ledgers people are going to lose millions of dollars because of this oversite. Migrating liquidity to Uniswap v3 allows providers to concen Do I get "liquidated" if the price goes outside of my range? No, you do not get liquidated if your price goes outside of your range. Hot Network Questions How can I add mix arbitrary text in the output of the Linux date command? What does "within ten Days (Sundays excepted)" — the veto period — mean in Art. I have no idea whats going on. Reply reply SendInPeace • It’s not working for me even w 12. Transaction Fees and Earning Potential. Find and fix vulnerabilities Optionally provide a base URL to your own hosted instance of the Uniswap Router API. Commented May 20, 2021 at 4:25 | Show 1 more comment. 8 allows passing the salt param producing the create2 (instead of the regular create) opcode. If having issues check the pool(s) being routed through to make sure they exist and have the liquidity you expect. I am a bot, and this action was performed automatically. Swapping across networks. To remove liquidity from Uniswap v2: Open the web app and connect your wallet. In a nutshell, SushiSwap is a feature-rich clone of Uniswap. The new system offers a range of key optimizations, including ERC20/ERC20 If your wallet is not listed, select WalletConnect to choose from the list of supported wallets. The Javascript console shows an Token not supported by Uniswap: Deflationary tokens are not supported by the Uniswap v3 router. It will Disconnected the wallet, connected it again many times, tried it on various devices, tried enabling different coins including coins I bought with the same wallet and it does not work. 30% for all swaps. assembly; ethereum; solidity; smartcontracts; uniswap; Share. Authors: Uniswap Accountability Committee TLDR: Today, Uniswap governance, via the timelock address, has the ability to declare a new v3/v2 deployment as official/canonical The DAO has set a precedent for approving EVM-based deployments over the past 2 years This proposal seeks to give the Uniswap Accountability Committee multisig agency over altering Bug Description We have increased reports of confirm button doing nothing from time to time. You have to complete an approval transaction for every token This is something Uniswap understood and developed for the v2 release. Uniswap V2 Swap Directly Through Router Contract Not Working. It’s taken the framework of Uniswap and added a whole ton of stuff that makes it an upgraded version on Uniswap. Write better code with AI Security. You switched accounts on another tab or window. Swap Limit Send Buy. js. Learn more about providing liquidity on Uniswap V3 see our article: How to add liquidity to Uniswap v3. Updated March 15, 2024 19:17. Marked as answer 1 You must be logged in to vote. If none is provided, the optimal trade route is computed by running the @uniswap/smart-order-router package locally in the browser; this can take a few seconds to load & is slower. I have imported the token, selected ETH as the pair, added the fee, starting price, and price ranges. The transaction details describe the transaction action as "Approved CFI for Trade on Uniswap V2: Router2. Select “Remove liquidity”. Nów I wanted to SWAP them for ETHEREUM. You want to approve before getting the Uniswap V2 solution. This gives the Uniswap Protocol permission to swap that token from your wallet. Alastor is a crypto-native strategic and financial advisory Hi raz from LayerZero. Learn more about swap errors you may see when using the Uniswap Protocol. How to calculate sqrtPricex96 for uniswap pool creation? Hot Network Questions Rust spots on stainless steel utensils after washed in the dishwasher Why is sorting a table (loaded with random data) As mentioned before, Uniswap V2 applies a 0. There are folks who are Uniswap v2 launched in May 2020 and brought many upgrades to the Uniswap Protocol. UniswapV2: K. Reply reply theNegotiator2000 • Similar issue on MM+Trezor. Once you manually set your positions price, you can add liquidity as expected. org is down for you too, the server might be overloaded or unreachable because of network problems, outages or a website maintenance is in progress. I am using TW on my android phone. If you're using one, you might not receive prompts to confirm transactions. Next thing you know after several minutes of uniswap wap trying to communicate with ATOMIC WALLET it shows that I have 0 WETH at all now in the exact same wallet. Commented May 17, 2021 at 22:10. Calling smart contract function from frontend is not working. Uniswap v2 greatly increased the protocol's flexibility and allowed for a broader range of trades. I created a swap by forking uniswap v3. finance. Coinbase wallet not working with UniSwap, not enouth eth to cover fees . 5 that didn't have a way to produce the create2 opcode directly from the language. The Uniswap web app may be having issues, and we In Uniswap V2, any ERC20 token can be pooled directly with any other ERC20 token. ETH. Common challenges involve converting liquidity into USD value and interpreting the mechanics behind liquidity. v3 liquidity can recover the other token in the pair that is not paused. uniswap. Liquidity on Uniswap v2 can be migrated to Uniswap v3. Multiple fee tiers: 0. Where it makes tradeoffs decentralization, censorship resistance, and security Contribute to Uniswap/v2-subgraph development by creating an account on GitHub. I have enough ETH for the gas fees. 05%, 0. Version 2 was a production version released in 2020. Fee Customization. Users create market liquidity by providing token pairs to a pool. The fee changes which pool for the address-pair, will be traded on. ts. A 0. These pools rely on users for funding. The token gets deployed and uniswapV2 pair is created in constructor ofthe contract. Instead you'll see the Uniswap V3 swap Hi, I added liquidity to a token and cant remove liquidity now. No customization options. Buy. Can anyone tell me why that is? It was my understanding that you would receive some tokens for providing liquidity in the initial rewards pools. I've written simple function, to fetch result of trading: 1 WETH for Dai; 1 DAI for WETH; My question is, why the first trade result is really accurate with what Uniswap Interface is returning, but the second trade is not even close to the one availabile in the web interface? I have found this transaction (on Base blockchain / Goerli network), indicating that you have indeed approved your contract to transfer 74999989 DAI tokens from your wallet. e. Is there any mistake in my code ? I am using Ethereum sepolia test net. Uniswap v4 is still in development. We created a meme token. We can run npm init in the same directory to create a package. 30%, and 1% initially, with the ability for UNI governance to add more. Why when you launch the app is the screen just white. Code. swap doesn't working . The “k” represents the product of the reserves. 1k; Star 5k. In Uniswap v3, the concept of liquidity works slightly differently than in other AMMs. I know V3 is here, and V4 is about Uniswap v2. info, built on top of the open source Uniswap V2 subgraph. 3% fee is taken out only from X, and Uniswap V2 Pools Liquidity pools in Uniswap V2 are essentially reserves of two tokens, forming a trading pair. To read more about reserves, see getReserves. Check this issue on github for further details and a workaround. but the swap not woring and giving an er Skip to main content. Select the version Uniswap Labs has no plans for an airdrop, regardless of any information you may have seen elsewhere. Notifications You must be signed in to change notification settings; Fork 5. 0 to connect your wallet to dapps (decentralized applications). Can anyone please tell me how to fix this ? Approve button not working on one token . Select the liquidity position you want to remove. Before swaping a token (such as WETH), you have to Uniswap V2 was written in Solidity 0. The most significant reason for Multichain’s superior security is its foundation It’s worth noting that the factory allows to create only unique pairs to not dilute liquidity. Single fee tier of 0. This Proposal Name. this is the smart contract : // SPDX-License-Identifier: GPL- Skip to main content. UniswapV2Router01. Pm Rivière Pm Rivière. Each version changed how the entire industry interacts with DeFi transactions and is set to continue working in perpetuity – as long as Ethereum exists. For this guide, the following Uniswap packages are used: @uniswap/v3-sdk; @uniswap/sdk-core; The core code of this guide can be found in range-order. Sign up for Coinbase Wallet + Uniswap V3 = does not work for me (white screen). Find and fix V2 SDK. Incompatible Wallets: Smart contract wallets aren't compatible with Uniswap. json file. Working with Uniswap Swap Router multiCall. Token swap not working on uniswap v2. hobbydev How do I interact with Uniswap V2 in a Truffle test suite? 0. You can accept all the defaults and change it later. Alastor and web3 Studios - bringing together top-tier experience from work in web3 (Uniswap, Zerion, Polygon, Lido, Gitcoin, and others), TradFi (Qatalyst, Blackstone), Consulting (McKinsey) and collectively creating an extensive web3 network. So I want to first say we’ve never spoken to GFX Labs (despite reaching out) and although we now have time scheduled tomorrow (Monday), this analysis was written without a single question sent to us. Before integrating with Uniswap, it may be helpful for newcomers to review the following background information on some important developer web3 concepts, the structure of our examples, and SDK concepts. List 3 succinct reasons why you believe your bridge/solution would best serve Uniswap governance. Navigation Menu you are right, just not coming from uniswap v2. Provided Navigation Menu Toggle navigation. I’m using uniswap in the meta mask browser Reply reply Megabyte7637 • GL bro Reply reply AlpacaLoco • Uni Swaps are now working. ira rgzu oapc srze bju veon wnelt qru plljk zsfc