How To Fix KM156 - Group & already exists for table GLTPC

SAP Error Message - Details

• Message type: E = Error

• Message class: KM - Error messages for Profit Center Accounting

• Message number: 156

• Message text: Group & already exists for table GLTPC

What causes this issue?

&V1& is a group for the old summary record table GLTPC, which was used
in Release 2.2.

System Response

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

How to fix this error?

Check whether you have already carried out the
<DS:SIMG.SIMG_CFMENUORK10KEW>conversions for groups</> required
following an upgrade to Release 3.0. If you have not yet done so, do
it as soon as possible.
Avoid creating groups of the same name for summary record table GLPCT
if groups already exist for the old table. Otherwise the new ones will
be overwritten when you convert the old ones.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KM156 - Group & already exists for table GLTPC ?

  The SAP error message KM156, which states "Group & already exists for table GLTPC," typically occurs when there is an attempt to create or modify a group in the GLTPC table (which is related to the SAP Controlling module) that already exists. This can happen during various processes, such as data uploads, configuration changes, or during the execution of certain transactions.
  Cause:
  
  Duplicate Entry: The most common cause of this error is that the group you are trying to create or modify already exists in the GLTPC table.
  Data Upload Issues: If you are uploading data (e.g., through LSMW or other data migration tools), the source data may contain duplicates.
  Configuration Errors: Incorrect configuration settings or attempts to create groups without checking existing entries can lead to this error.
  
  Solution:
  
  
  Check Existing Groups: Before creating a new group, check the existing entries in the GLTPC table to ensure that the group you want to create does not already exist. You can do this by using transaction codes like SE11 (Data Dictionary) or SE16 (Data Browser) to view the contents of the GLTPC table.
  
  
  Modify Existing Group: If the group already exists and you need to make changes, consider modifying the existing group instead of creating a new one.
  
  
  Data Cleanup: If you are uploading data, ensure that your source data does not contain duplicates. Clean up the data before performing the upload.
  
  
  Error Handling in Uploads: If you are using a data upload tool, implement error handling to catch and manage duplicate entries before they cause issues.
  
  
  Consult Documentation: Review SAP documentation or notes related to the GLTPC table and the specific transaction you are working with for any additional guidance or best practices.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE11 (Data Dictionary), SE16 (Data Browser), and others that may help you analyze the data in the GLTPC table.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions to common problems.
  User Permissions: Ensure that you have the necessary permissions to create or modify entries in the GLTPC table, as permission issues can sometimes lead to unexpected errors.
  
  If the problem persists after following these steps, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.