Message type: E = Error
Message class:  CNV_20700 - Material number conversion 
Message number: 012
Message text: Selected scenario: 'Mapping table conversion only' is not valid
You have not maintained mapping in the activity <ZK>Specify Mapping
Values</>.
The scenario: 'Mapping table conversion only' is not valid in this case.
Either maintain mapping( if needed ) or select another scenario
depending on your requirement.
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
Error message extract from SAP system. Copyright SAP SE.
The SAP error message CNV_20700012 indicates that the selected scenario for a conversion process is not valid. This error typically arises in the context of data migration or conversion projects, particularly when using SAP's Conversion Tools or the SAP S/4HANA Migration Cockpit.
Cause: The error message CNV_20700012 can occur due to several reasons: Incorrect Scenario Selection: The scenario 'Mapping table conversion only' may not be applicable for the data or objects you are trying to convert. This could happen if the selected scenario does not match the requirements of the data being processed.
Configuration Issues: There may be configuration issues in the migration cockpit or the conversion tools that prevent the selected scenario from being valid. Missing Prerequisites: Certain scenarios may require specific prerequisites to be met, such as certain data structures or settings that are not in place. Version Compatibility: The version of the SAP system or the tools being used may not support the
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