How To Fix GK158 - Length of CU may not be less than the length of CG

SAP Error Message - Details

• Message type: E = Error

• Message class: GK - Messages for SAP Consolidation

• Message number: 158

• Message text: Length of CU may not be less than the length of CG

What causes this issue?

The length of the cons units must be at least as big as the length of
the cons groups in a dimension.

System Response

Error message

How to fix this error?

Enter an appropriate length for the cons units. This depends on the
specified length of the cons groups in the dimension.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message GK158 - Length of CU may not be less than the length of CG ?

  The SAP error message GK158, which states "Length of CU may not be less than the length of CG," typically occurs in the context of the SAP system when dealing with the configuration of characteristics and values in the context of variant configuration or similar scenarios.
  Cause:
  This error arises when there is a mismatch in the lengths of the characteristic values (CU) and the characteristic group (CG). Specifically, it indicates that the length of the characteristic value (CU) is shorter than the length of the characteristic group (CG), which is not allowed in the system. This can happen due to:
  
  Incorrect Configuration: The configuration of the characteristics or the values assigned to them may not adhere to the required length specifications.
  Data Entry Errors: Manual entry of characteristic values that do not meet the length requirements.
  Inconsistent Master Data: The master data for characteristics and their values may not be aligned properly.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Characteristic Lengths:
  
  Go to the configuration of the characteristics in the SAP system.
  Verify the defined lengths for both the characteristic (CU) and the characteristic group (CG).
  Ensure that the length of CU is equal to or greater than the length of CG.
  
  
  
  Adjust Characteristic Values:
  
  If you find that the characteristic values are too short, you may need to adjust them to meet the required length.
  Update the values in the relevant master data records.
  
  
  
  Review Configuration Settings:
  
  Check the configuration settings for the variant configuration or the specific module you are working with.
  Ensure that all settings are correctly defined and that there are no discrepancies.
  
  
  
  Test Changes:
  
  After making the necessary adjustments, test the changes to ensure that the error no longer occurs.
  Perform a simulation or create a test scenario to validate the configuration.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific guidelines on characteristic and value configuration.
  
  
  
  Seek Help from SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like CT04 (to create/change characteristics) or CU01 (to create/change characteristic values) to make the necessary adjustments.
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional insights.
  Training and Documentation: Ensure that users involved in data entry and configuration are trained on the correct procedures to avoid similar issues in the future.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.