QB Issue Resolution:
Hello and happy Monday to you!
The pesky error 9999 is what we like to call a script error. With this type of thing, clearing the cache and cookies off your browser can work wonders.
If that doesn’t to the trick, try another browser. That’ll tell us if we’re dealing with a browser specific issue.
Please keep me updated on your progress. I want to make sure you’re taken care of.
Resolution for Issue 'Washington Trust Bank Account – Update Sign-In Info not accepted by Quickbooks Online' available: Yes (Solved).
Source: Intuit Community forum.
Washington Trust Bank Account – Update Sign-In Info not accepted by Quickbooks Online: this issue or error code is a known issue in Quickbooks Online (QBO) and/or Quickbooks. Support for this issue is available either by self-service or paid support options. Experts are available to resolve your Quickbooks issue to ensure minimal downtime and continue running your business. First try to resolve the issue yourself by looking for a resolution described below. If it is a complex issue or you are unable to solve the issue, you may contact us by clicking here or by using other support options.Support for Banking
Quickbooks Repair Pro will resolve it efficiently and affordably. Guaranteed resolution of your issue, or you pay nothing!
Error Recovery for Banking [Canada]
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