Message type: E = Error
Message class:  CNV_PE_CHECK - Check Framework messages for posting engine 
Message number: 211
Message text: Interface mapping IFMAP WL1_TO_WL2
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The SAP error message CNV_PE_CHECK211 related to interface mapping typically indicates an issue with the data transformation or mapping between two systems or components, specifically in the context of a data migration or conversion project. The error message suggests that there is a problem with the interface mapping defined for the transformation from WL1 to WL2.
Cause: Mapping
Configuration Issues: The mapping between the source (WL1) and target (WL2) may not be correctly defined. This could include missing fields, incorrect data types, or mismatched field lengths. Data Quality Issues: The data being processed may not meet the expected format or constraints defined in the mapping. For example, mandatory fields may be missing or contain invalid values. Technical Errors: There could be technical issues such as connectivity problems, authorization issues, or system configuration errors that prevent the mapping from executing correctly. Version Compatibility: If there are version mismatches between the systems involved, it could lead to
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