QuickBooks error 102 is caused due to technical glitches at the financial institution’s end. You must get Error 102 fixed as soon as you see the error in QuickBooks online.
Causes for QuickBooks banking error 102:
Technical issues in banking websites.
To fix QuickBooks banking error 102:
Update the bank connection from the banking tab of QuickBooks online.
Check the bank and credit website and check for bank notification and act accordingly.
I hope you are now able to resolve QuickBooks banking error 102, get more help in fixing QuickBooks banking error 102, call QuickBooks enterprise support at +1-888-485-0289
