You are seeing an 'already connected' message when attempting to re-integrate an AutoEntry company with Xero.
This is caused by AutoEntry being listed as a connected app within Xero.
To resolve this issue, please do the following:
Log into Xero, select the relevant company and go to Settings.
Under Settings, go to Connected Apps.
Under Connected Apps, click the 3 vertical dots next to AutoEntry and select Disconnect.
Go back to AutoEntry and attempt the integration again.
If you need the steps for disconnecting Xero via AutoEntry, please click here.