How To Fix CME_CHAR800 - The system cannot map complex data types

SAP Error Message - Details

• Message type: E = Error

• Message class: CME_CHAR - Checks for Characteristics

• Message number: 800

• Message text: The system cannot map complex data types

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CME_CHAR800 - The system cannot map complex data types ?

  The SAP error message CME_CHAR800 ("The system cannot map complex data types") typically occurs in the context of data mapping or transformation processes, particularly when working with SAP PI/PO (Process Integration/Process Orchestration) or SAP Data Services. This error indicates that the system is unable to handle or convert complex data types during the mapping process.
  Causes:
  
  Complex Data Types: The error often arises when the source or target data structure includes complex data types (like nested structures or arrays) that cannot be directly mapped to the target structure.
  Incompatible Data Types: There may be a mismatch between the data types in the source and target systems, especially if one system uses a complex type that the other does not support.
  Mapping Logic Issues: The mapping logic defined in the transformation might not correctly handle the complex data types, leading to failures during execution.
  Version Compatibility: Sometimes, the error can be related to version mismatches between