How To Fix GPSC203 - The PSC exit does already exist in your rollup

SAP Error Message - Details

• Message type: E = Error

• Message class: GPSC - PSC Application

• Message number: 203

• Message text: The PSC exit does already exist in your rollup

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 GPSC203 - The PSC exit does already exist in your rollup ?

  The SAP error message GPSC203 indicates that there is an issue with the PSC (Project System Component) exit already existing in the rollup you are trying to implement. This typically occurs during the process of applying a rollup or enhancement package in SAP, particularly in the context of the Project System (PS) module.
  Cause:
  
  Duplicate Exit: The error suggests that the PSC exit you are trying to add or modify is already present in the current rollup or enhancement package. This can happen if the exit has been included in a previous rollup or if there are conflicting versions of the exit.
  Version Conflicts: If multiple rollups or enhancement packages are being applied, there may be conflicts between the versions of the exits.
  Custom Code: If there are custom implementations or modifications in your system, they may conflict with the standard exits being applied.
  
  Solution:
  
  Check Existing Exits: Review the existing exits in your system to confirm if the PSC exit is already present. You can do this by navigating to the relevant transaction codes (like SE80 or SE37) to check for existing function modules or exits.
  Remove Duplicates: If you find that the exit is indeed duplicated, you may need to remove or adjust the conflicting exit. This may involve deleting or modifying custom code that is causing the conflict.
  Consult Documentation: Review the SAP notes and documentation related to the rollup or enhancement package you are applying. There may be specific instructions or prerequisites that need to be followed.
  SAP Support: If you are unable to resolve the issue, consider reaching out to SAP support for assistance. They can provide guidance based on the specific version and configuration of your SAP system.
  Testing: After making changes, ensure to test the system thoroughly to confirm that the issue is resolved and that there are no unintended side effects.
  
  Related Information:
  
  SAP Notes: Check for relevant SAP Notes that may address this specific error or provide additional context.
  Transaction Codes: Familiarize yourself with transaction codes like SE80 (Object Navigator), SE37 (Function Module), and SNOTE (SAP Note Assistant) for managing and troubleshooting exits and enhancements.
  Change Management: Implement a change management process to track modifications and custom code in your SAP environment to prevent similar issues in the future.
  
  By following these steps, you should be able to identify the cause of the GPSC203 error and implement a suitable solution.