What is QuickBooks Online Bank Error 102?

https://quickbookhelpdesk.com/blog/banking-error-102-explained/

Error 102 indicates that QuickBooks Online is temporarily unable to communicate with your bank and retrieve updated transaction information. QuickBooks Online Bank Error 102 is typically caused by temporary bank maintenance, server outages, unstable internet connections, browser issues, or communication delays between QuickBooks Online and your financial institution. In most cases, the problem is temporary and can be resolved without making significant changes to your account.