Unable to deploy a GL allocation rule due to parsing issue

Summary:

I keep getting the error msg while trying to deploy new and previous rules in GL cost allocations

Content (please ensure you mask any confidential information):

Error message: An error occurred while parsing: xxxxxxxx.

I tried different variations, tried creating the rule from scratch. Any ideas why this is happening? the same rule was working file last year.

Any help very appreciated

Version (include the version you are using, if applicable):

25A

Code Snippet (add any code snippets that support your topic, if applicable):