How To Fix CM_REPORT_TEMPLATE121 - Repeating group &1&2; parameter &3 is longer than 17 characters

SAP Error Message - Details

• Message type: E = Error

• Message class: CM_REPORT_TEMPLATE - Report Templates

• Message number: 121

• Message text: Repeating group &1&2; parameter &3 is longer than 17 characters

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 CM_REPORT_TEMPLATE121 - Repeating group &1&2; parameter &3 is longer than 17 characters ?

  The SAP error message CM_REPORT_TEMPLATE121 indicates that a parameter in a repeating group exceeds the maximum allowed length of 17 characters. This error typically occurs in the context of report templates or when generating reports that involve parameters.
  Cause:
  The error is triggered when:
  
  A parameter defined in a repeating group (like a report or a form) has a name or value that exceeds the 17-character limit.
  This can happen if the parameter is dynamically generated or if it has been manually set to a value that is too long.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Identify the Parameter: Check the error message for the specific parameter name (denoted as &3 in the error message). This will help you identify which parameter is causing the issue.
  
  
  Shorten the Parameter Name: 
  
  If the parameter name itself is longer than 17 characters, you will need to rename it to a shorter version that complies with the character limit.
  If the value assigned to the parameter is too long, consider truncating it or using a different value that fits within the limit.
  
  
  
  Review Report Template Configuration: 
  
  Go to the report template configuration in SAP and review the settings for the repeating group. Ensure that all parameters defined there adhere to the character limit.
  
  
  
  Test the Changes: After making the necessary adjustments, run the report again to see if the error persists.
  
  
  Consult Documentation: If you are unsure about the parameters or how to modify them, refer to SAP documentation or consult with your SAP administrator for guidance.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. Sometimes, SAP releases updates that address specific error messages or provide additional guidance.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Parameter Naming Conventions: Familiarize yourself with the naming conventions and limitations in your specific SAP environment to avoid similar issues in the future.
  
  By following these steps, you should be able to resolve the CM_REPORT_TEMPLATE121 error and successfully generate your report.