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Txn version not supported error

This article explains how to troubleshoot the "Something went wrong. Please reconnect your device. Txn version not supported" error.


Ledger Live desktop error

Ledger Live mobile error


This error happens because the Polkadot (DOT) app installed on your Ledger device is outdated.

To fix this issue, please do a complete update of your Ledger system including updating the Polkadot (DOT) app to the latest version.

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