Message type: E = Error
Message class:  FIRU_VAT - VAT Russia S/4HANA 
Message number: 126
Message text: Please enter a revision date in document text
You have entered a number in the document header text <ZK>Revision
Number</>, but you haven't entered the date of the revision in the text
<ZK>Revision Date</>.
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
Please enter the date of the revision in the <ZK>Revision Date </>text.
Error message extract from SAP system. Copyright SAP SE.
The SAP error message FIRU_VAT126, which states "Please enter a revision date in document text," typically occurs in the context of financial documents, particularly when dealing with VAT (Value Added Tax) adjustments or revisions. This error indicates that a required field for a revision date is missing in the document text.
Cause: Missing Revision Date: The primary cause of this error is that the document you are trying to process requires a revision date, but it has not been entered in the document text. Document Type Requirements: Certain document types in SAP may have specific requirements for additional fields, including revision dates, especially in the context of VAT adjustments. Configuration Settings: The system configuration may require a revision date for specific transactions or document types.
Solution: Enter a Revision Date: Navigate to the document where the error occurred. Look for the document text section (usually found in the header or item details). Enter a valid revision date in the
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