Invoice Approval rules getting in error

Summary:

While testing the Invoice Approval Rules, we’re receiving the following error: “The request operation failed with the business rules defined for InvoiceApprovalRulesSerialTypeBlock3.” We’re unable to identify which specific rule (or condition) in Block 3 is failing. Any suggestion/ inputs to resolve this issue will be greatly appreciated.

Content (please ensure you mask any confidential information):

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

26A

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