Résolution de problèmes

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User guide: troubleshooting

Explore our user guide for troubleshooting common wallet issues.

Restart MetaMask

Learn how to restart the extension.

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Check the status of an open Support ticket

Learn how to check the status of your open MetaMask support ticket. Track updates via email or through the Support site.

Fix MetaMask error: Cannot read property 'balance' of undefined

Learn how to fix the MetaMask 'Cannot read property 'balance' of undefined' error.

Fix MetaMask ethjs-query error 'transaction underpriced'

Learn how to fix the MetaMask 'ethjs-query: while formatting outputs from RPC – Transaction Underpriced' error.

Fix MetaMask error 'Exception is thrown in contract code/in contract execution'

Learn how to troubleshoot the “Exception is thrown in contract code” error when interacting with smart contracts.

Fix MetaMask conversion error 'number-to-bn while converting number '0xNaN' to BN.js instance

Discover how to resolve the 'number-to-bn while converting number' error.

Fix MetaMask error 'Unable to find conversion rate'

Learn how to resolve the 'Unable to find conversion rate' error.

Fix MetaMask error: 'Unable to locate this TxnHash'

Learn how to solve the MetaMask “Unable to locate this txnHash” error.

Fix MetaMask error: undefined is not an object

Learn how to fix the MetaMask “undefined is not an object” error.

How to fix 'Invalid Seed Phrase' error (Invalid Secret Recovery Phrase)

You can check possible misspellings against the BIP-39 list.

Fix 'Can't import a token' issue in MetaMask Portfolio

Learn why tokens may not appear or import in your MetaMask Portfolio Dashboard.

Troubleshoot Infura connectivity issues in MetaMask

Different solutions to resolve Infura connectivity errors.

Fix 'MetaMask is unable to connect to the blockchain host' error

Learn how to fix MetaMask’s “Unable to connect to the blockchain host” error.

Fix MetaMask error 'Balance may be outdated', displays in orange, or missing ETH

Learn why MetaMask shows “Balance may be outdated” or missing ETH.

Revert MetaMask to an earlier or custom version in Chrome

Not recommended unless you're a software developer or a Support agent recommends it.

Fix token mismatch between MetaMask app and portfolio dashboard

Learn why your MetaMask Dashboard shows different tokens than your wallet.

Fix MetaMask 'invalid password' unlock error

Discover why MetaMask shows an “Invalid password” error when unlocking.