How To Fix QMIP_EA121 - Implementation for data source &2 returns illegal data type &1

QMIP_EA121 - Overview

• Message type: E = Error

• Message class: QMIP_EA - QM: Inpection Planning - Insp. Plan and Master Insp. Chars

• Message number: 121

• Message text: Implementation for data source &2 returns illegal data type &1

Self-Explanatory Message

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QMIP_EA121 - Details

• The SAP error message QMIP_EA121 indicates that there is an issue with the data type being returned by a data source in the Quality Management (QM) module. Specifically, it suggests that the implementation for the specified data source (&2) is returning a data type (&1) that is not valid or expected.
  
  Cause:
  
  Incorrect Data Type: The data source implementation is returning a data type that does not match the expected type defined in the system. This could be due to a programming error or a mismatch in the data model.
  Custom Implementation Issues: If there is a custom implementation of the data source, it may not be correctly handling the data types.
  
  Configuration Issues: There may be configuration settings in the Quality Management module that are not set up correctly, leading to the mismatch.
  Data Source Changes: If the data source has been modified or updated, it may not be compatible with the existing data