How To Fix CM_REPORT_TEMPLATE169 - Description of repeating group is constructed incorrectly

SAP Error Message - Details

• Message type: E = Error

• Message class: CM_REPORT_TEMPLATE - Report Templates

• Message number: 169

• Message text: Description of repeating group is constructed incorrectly

What causes this issue?

The descriptor for a control object (repeating group, blank compression,
or conditional output) is structured incorrectly and must not be used in
this form on the report template.

System Response

The report template contains errors and cannot be used for report
generation.

How to fix this error?

Correct the descriptors in the report template that contain errors.
A descriptor for a control object (SO) must be structured as follows:
<ZH><(><<)>mm><(><<)>X><(><<)>SO><nnn> </> (for example, <11BRG001>)
<(><<)>mm>: Symbol type, two-character key
<(><<)>X>: Begin (B), end (E), or alternative statement (C)
<(><<)>SO>: Type of control object
RG: Repeating group
NG: Blank compression
IF: Conditional output
<nnn>: Three-character numbering

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CM_REPORT_TEMPLATE169 - Description of repeating group is constructed incorrectly ?

  The SAP error message CM_REPORT_TEMPLATE169, which states "Description of repeating group is constructed incorrectly," typically occurs in the context of report generation or template configuration within SAP. This error indicates that there is an issue with how a repeating group is defined in a report template, which can lead to problems when the report is executed.
  Causes:
  
  Incorrect Configuration: The repeating group may not be configured correctly in the report template. This could involve incorrect field mappings or settings that do not align with the data structure.
  Data Structure Changes: If there have been changes to the underlying data structure (e.g., database tables or fields), the report template may not reflect these changes, leading to inconsistencies.
  Missing Fields: Required fields for the repeating group may be missing or incorrectly defined, causing the report to fail during execution.
  Syntax Errors: There may be syntax errors in the expressions or formulas used to define the repeating group.
  
  Solutions:
  
  Review Template Configuration: Go through the report template configuration to ensure that the repeating group is set up correctly. Check the field mappings and ensure they correspond to the correct data sources.
  Check for Data Structure Changes: If there have been recent changes to the database or data model, update the report template accordingly to reflect these changes.
  Validate Required Fields: Ensure that all required fields for the repeating group are present and correctly defined in the template.
  Debugging: Use debugging tools or logs to identify the exact point of failure. This can help pinpoint the specific issue within the template.
  Consult Documentation: Refer to SAP documentation or help resources for guidance on configuring repeating groups in report templates.
  Test with Sample Data: Create a test report with sample data to see if the issue persists. This can help isolate whether the problem is with the template or the data itself.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed. Other users may have encountered the same error and can provide insights or solutions.
  SAP Support: If the issue persists and cannot be resolved through the above steps, consider reaching out to SAP support for assistance. They can provide more in-depth troubleshooting and support.
  
  By following these steps, you should be able to identify and resolve the issue related to the CM_REPORT_TEMPLATE169 error message in SAP.