How To Fix RSM345 - Start of the user-defined data enhancement

RSM345 - Overview

• Message type: E = Error

• Message class: RSM -

• Message number: 345

• Message text: Start of the user-defined data enhancement

Self-Explanatory Message

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RSM345 - Details

• The SAP error message RSM345, which states "Start of the user-defined data enhancement," typically occurs in the context of data extraction processes, particularly when using the SAP Data Warehousing or SAP BW (Business Warehouse) systems. This message indicates that the system is attempting to execute a user-defined enhancement or exit, but it has encountered an issue.
  
  Cause:
  
  User-Defined Enhancements: The error often arises when there is a problem with a custom enhancement or user exit that has been implemented in the data extraction process. This could be due to coding errors, missing implementations, or incorrect configurations.
  Data Source Issues: If the data source from which data is being extracted is not properly configured or if there are issues with the data itself, it can lead to this error.
  Authorization Issues: Sometimes, the user executing the data extraction may not have the necessary authorizations to run the enhancement or access the required data.
  
  
  Solution:
  
  Check Custom Code: