Has anyone recently noticed that QBO often reports "Error loading transaction" when opening a Bill or Expense posting? Usually closing and re-opening works.

Hi there, 

Welcome to the Community. QuickBooks is designed to help you streamline your accounting. I'll be happy to share more and help steer you in the right direction. 

In case this may be a browser-related issue, I suggest clearing cache and cookies on your browser. Clearing cache and cookies helps with fixing most browser issues. You can do this by following the steps in this article: Clear Cache and Cookies. I encourage you to give this a try on your browser when you get a chance.

Feel free to let me know what happens. I'll be here in case you have other questions.

Thanks for confirming. At this point, I recommend getting in touch with our phone support team so they can share your screen and help get to the bottom of this ASAP . You can reach out by dialing 1-855-253-1536 from Monday to Friday between the hours of 9 AM and 8 PM EST. Feel free to keep me posted on how you make out.