Problem blocking the number range table.
Message type: E = Error
Message class: 7Q - Messages for new withholding tax functions
Message number: 437
Message text: Problem blocking the number range table.
What causes this issue?
You want to create a new number range. The number range table (NRIV) is
blocked by another user meaning that new entries cannot be saved.
System Response
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
How to fix this error?
Try to save your data again, either now or later.
Error message extract from SAP system. Copyright SAP SE.