Banking error 102 or 105 means QuickBooks Online is unable to connect to your bank’s website at the moment. These errors usually fix themselves within 24 hours.
To resolve Errors 102 and 105:
- Select Banking.
- On the Banking page, select Update.
- If you still can’t connect, please wait 2 or 3 hours and try again.
If you still see this error after 72 hours, please contact. QuickBooks Online Support