Message type: E = Error
Message class: VT - Vertriebstabellen
Message number: 161
Message text: Internal and external number ranges may not be identical
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VT161
- Internal and external number ranges may not be identical ?The SAP error message VT161, which states "Internal and external number ranges may not be identical," typically occurs in the context of number range management in SAP, particularly when dealing with document numbers or other identifiers that require unique numbering.
Cause: This error arises when there is a conflict between the internal and external number ranges defined for a particular object. In SAP, number ranges can be defined as either internal (automatically generated by the system) or external (manually assigned by the user). The system does not allow both internal and external number ranges to overlap or be identical, as this could lead to confusion and data integrity issues.
Solution: To resolve the VT161 error, you need to ensure that the internal and external number ranges for the relevant object are distinct. Here are the steps to do this: Access Number Range Configuration: Go to the transaction code SNRO (Number Range Objects). Enter the relevant number range
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