Metamask: „gas estimation failed“ error using Uniswap. Can’t fix it, please help
- 2025-02
- by Cn Vn
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Metamask Error: „Gas Estimation Failed“ When Trading on Uniswap
As a token holder or trader, experiencing issues with buying back alt-tokens can be frustrating. However, it’s not uncommon for users to encounter errors when attempting to do so using popular platforms like MetaMask and Uniswap.
The error message „gas estimation failed“ is often seen on the screen of MetaMask when trying to buy back tokens on Uniswap. This issue has been reported by several users who have struggled to resolve it, despite having a high liquidity for their alt-tokens.
The Issue: Gas Estimation Failed
When using Uniswap, gas estimation fails due to an underlying problem with the platform’s architecture or tokenomics. Specifically, Metamask and Uniswap are built on top of Web3.js, a JavaScript library that provides a set of APIs for interacting with decentralized applications (dApps) and blockchain networks.
In order to estimate gas costs, MetaMask relies on the Gas Estimation API provided by Chainlink Labs. However, it appears that this API has been temporarily unavailable or is experiencing technical difficulties.
The Consequences: Limited Token Purchases
The inability to estimate gas costs accurately means that users are unable to accurately calculate the cost of transactions when buying back tokens on Uniswap with MetaMask. As a result, the process becomes more expensive and time-consuming, leading to additional fees being charged by both the user and the exchange.
How to Resolve the Issue
Unfortunately, it seems that MetaMask and Uniswap have not yet been able to resolve this issue through official patches or fixes. In order to get around this problem, users can try the following:
- Wait for an update
: As with any technical issue on a large-scale platform like MetaMask and Uniswap, updates are often rolled out over time.
- Use alternative methods: Users may need to explore other options for estimating gas costs or directly communicating with the exchange.
A Note of Caution
Due to the temporary nature of this issue, users should exercise caution when attempting to buy back tokens on Uniswap using MetaMask. Using a different wallet or an alternative method may help resolve the problem.
While we appreciate your patience and understanding in this matter, it’s essential to be aware that technical issues can arise even with the most reliable platforms. We hope that the developers of MetaMask and Uniswap are able to resolve this issue as soon as possible to restore the user experience for all token holders and traders.
Conclusion
This error is a frustrating reminder of the complexities involved in building decentralized applications on blockchain networks. While it’s not uncommon, users should remain vigilant and proactive in seeking solutions when encountering technical issues like gas estimation failed errors using MetaMask and Uniswap.
By staying informed about updates from the community and participating in discussions, we can all work together to resolve these problems and ensure a smoother user experience for everyone involved.