Copy-paste fix pattern
compile library CB-Tools.cbp libraries/CB-Tools.cbl small computeWhy it happens
A .cbl library failed validation, uses an unsupported version, or does not export valid functions.
How to fix it
Recompile the library from .cbp and keep the produced .cbl unchanged.
Runtime and Studio now show this kind of page from the error dialog: plain message first, stable code second, original details third.