Some exchanges (or blockchains) do not provide your full transaction history and after syncing the wallet with Koinly, you may see balance errors and missing costs errors.

Incomplete or inaccurate data at source is something Koinly has no control over (we cannot force exchanges to store and provide your complete transaction history) but we try to list all the known limitations of a particular integration when you add it to Koinly.

Where possible, we also include possible workarounds/fixes you can follow.

You can see the known limitations in the API setup window, either when creating a new wallet or when editing the settings of an existing wallet:

If you see a lot of errors after syncing the wallet and you followed the advice regarding known limitations, then try the steps mentioned in: