Forum Discussion
boukasa
Aug 19, 2025Brass Contributor
Excel Labs AFE - "Failed to load: There was an internal error while processing the request."
This message appears when I attempt to open AFE with my workbook. If I remove the use of my (complex) lambda from the book, save, close, and reopen, I can open the AFE. Once I use the formula in the ...
Kidd_Ip
Aug 20, 2025MVP
Take this:
- Try Disabling the Formula Debugger: If you're using the debugger, turn it off and see if AFE loads properly.
- Break Down the Formula: Temporarily simplify or modularize your LAMBDA into smaller named functions. This can help isolate which part is causing the issue.
- Check for Updates: Make sure you’re running the latest version of Excel and Excel Labs. Some bugs have been addressed in recent builds.