@@ -244,6 +244,12 @@ Sign in and re-enable two-factor authentication as soon as possible.
...
@@ -244,6 +244,12 @@ Sign in and re-enable two-factor authentication as soon as possible.
- The user logs out and attempts to log in via `second.host.xyz` - U2F authentication fails, because
- The user logs out and attempts to log in via `second.host.xyz` - U2F authentication fails, because
the U2F key has only been registered on `first.host.xyz`.
the U2F key has only been registered on `first.host.xyz`.
## Troubleshooting
If you are receiving an `invalid pin code` error, this may indicate that there is a time sync issue between the authentication application and the GitLab instance itself.
Most authentication apps have a feature in the settings for syncing the time for the codes themselves. For Google Authenticator for example, go to `Settings > Time correction for codes`.
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