How To Fix CM_RGG018 - Error while reading the report generation groups

SAP Error Message - Details

• Message type: E = Error

• Message class: CM_RGG - Report Generation Groups

• Message number: 018

• Message text: Error while reading the report generation groups

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_RGG018 - Error while reading the report generation groups ?

  The SAP error message CM_RGG018, which indicates "Error while reading the report generation groups," typically arises in the context of SAP's reporting and analytics functionalities, particularly when dealing with report generation groups in the SAP system.
  Causes:
  
  Configuration Issues: The report generation groups may not be properly configured or may be missing in the system.
  Authorization Problems: The user may not have the necessary authorizations to access the report generation groups.
  Data Inconsistencies: There may be inconsistencies or corruption in the underlying data or database tables related to report generation.
  System Errors: Temporary system issues or bugs in the SAP application can also lead to this error.
  Transport Issues: If the report generation groups were recently transported from another system, there may have been issues during the transport process.
  
  Solutions:
  
  Check Configuration: Verify that the report generation groups are correctly configured in the system. You can do this by navigating to the relevant configuration settings in the SAP GUI.
  Review Authorizations: Ensure that the user encountering the error has the necessary authorizations to access the report generation groups. This can be checked in the user roles and profiles.
  Data Consistency Check: Run consistency checks on the relevant database tables to identify and resolve any inconsistencies. This may involve using transaction codes like SE11 or SE14.
  System Logs: Check the system logs (transaction SM21) for any additional error messages or warnings that could provide more context about the issue.
  Recreate Report Generation Groups: If the groups are missing or corrupted, consider recreating them based on the required specifications.
  Contact SAP Support: If the issue persists, it may be necessary to contact SAP support for further assistance, especially if it appears to be a bug or a more complex system issue.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE11 (Data Dictionary), SE14 (Database Utility), and SM21 (System Log) for troubleshooting.
  Documentation: Refer to SAP Help Portal or relevant SAP Notes for specific guidance on report generation groups and related configurations.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to diagnose and resolve the CM_RGG018 error effectively.