How To Fix RAP_DSP_TABLE_MSG004 - key field & not found

SAP Error Message - Details

• Message type: E = Error

• Message class: RAP_DSP_TABLE_MSG - RAP Draft Service Provider Table Messages

• Message number: 004

• Message text: key field & not found

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message RAP_DSP_TABLE_MSG004 - key field & not found ?

  The SAP error message RAP_DSP_TABLE_MSG004, which indicates that a key field is not found, typically occurs in the context of the RAP (Rapid Application Programming) model when working with data services or table entities. This error can arise due to several reasons, and understanding the cause is essential for finding a solution.
  
  Cause:
  
  Missing Key Field Definition: The key field that is expected in the data model or entity definition is not defined or is incorrectly defined.
  Data Inconsistency: The data being accessed may not contain the expected key field values, leading to the error when trying to retrieve or manipulate data.
  Incorrect Entity Configuration: The entity might not be properly configured in the RAP model, leading to issues in identifying the key fields.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to access certain key fields, resulting in this error.
  Modeling Errors: Errors in the underlying CDS (Core Data Services) views or