How To Fix CM_RGG021 - Error while reading the details of the report generation group

SAP Error Message - Details

• Message type: E = Error

• Message class: CM_RGG - Report Generation Groups

• Message number: 021

• Message text: Error while reading the details of the report generation group

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CM_RGG021 - Error while reading the details of the report generation group ?

  The SAP error message CM_RGG021, which states "Error while reading the details of the report generation group," typically occurs in the context of report generation or data extraction processes within SAP systems. This error can arise due to various reasons, and understanding the cause is essential for troubleshooting.
  Causes:
  
  Missing or Incomplete Configuration: The report generation group may not be properly configured or may be missing required parameters.
  Authorization Issues: The user may not have the necessary authorizations to access the report generation group or its details.
  Data Consistency Issues: There may be inconsistencies or corruption in the underlying data that the report generation group relies on.
  System Performance Issues: If the system is under heavy load or if there are performance issues, it may lead to timeouts or failures in reading the report generation group.
  Technical Errors: There could be bugs or technical issues in the SAP system that prevent the report from being generated correctly.
  
  Solutions:
  
  Check Configuration: Verify that the report generation group is correctly configured. Ensure that all required parameters and settings are in place.
  Review Authorizations: Check the user’s authorizations to ensure they have the necessary permissions to access the report generation group.
  Data Consistency Check: Run consistency checks on the relevant data to identify and resolve any inconsistencies or corruption.
  System Performance Monitoring: Monitor system performance and check for any bottlenecks. If the system is under heavy load, consider scheduling report generation during off-peak hours.
  SAP Notes and Support: Check for any relevant SAP Notes that may address known issues related to this error. If necessary, contact SAP support for assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes that may help in troubleshooting, such as SE38 (ABAP Editor) or ST22 (Dump Analysis).
  Logs and Traces: Review system logs and traces for additional error messages or warnings that may provide more context about the issue.
  Documentation: Refer to SAP documentation for the specific module or functionality you are working with to understand the expected configuration and usage.
  
  By following these steps, you should be able to identify the root cause of the CM_RGG021 error and implement an appropriate solution.