Trust Wallet Cannot Estimate Gas Error: How to Fix It

Q: Why does Trust Wallet say cannot estimate gas?

Trust Wallet shows this error when it cannot calculate the gas fees needed for your transaction, usually due to network congestion, insufficient native token balance for fees, smart contract issues, or the transaction would likely fail if executed.

Q: How do I fix gas estimation failed in Trust Wallet?

Check your native token balance for gas fees, verify network status, try during off-peak hours, manually adjust gas settings higher, update the app, or switch to a less congested network if possible.

Q: Do I need ETH for gas fees on Trust Wallet?

Yes, you need the native token of each blockchain for gas fees - ETH for Ethereum transactions, BNB for Binance Smart Chain, MATIC for Polygon, etc. You cannot pay gas fees with other tokens.

Q: Can I retry a failed gas estimation?

Yes, you can retry by refreshing the app, waiting for better network conditions, adjusting gas settings manually, or ensuring you have sufficient native tokens for fees.

Q: What causes smart contract gas estimation errors?

Smart contract errors occur when the contract logic would fail during execution, when interacting with paused or deprecated contracts, insufficient token approvals, or when contract conditions aren't met for the transaction.

Abstract

The 'Cannot Estimate Gas' error in Trust Wallet occurs when the app cannot calculate the gas fees needed for your transaction, typically due to network congestion, insufficient funds, or smart contract issues. This error prevents your transaction from being processed and usually indicates the transaction would fail if attempted.