How To Fix OIUPR558 - WC internal table is empty

SAP Error Message - Details

• Message type: E = Error

• Message class: OIUPR - PRA Production Messages

• Message number: 558

• Message text: WC internal table is empty

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 OIUPR558 - WC internal table is empty ?

  The SAP error message OIUPR558, which states "WC internal table is empty," typically occurs in the context of work center (WC) processing in SAP, particularly in modules related to production planning or maintenance. This error indicates that the internal table that is supposed to hold work center data is empty when the system expects it to contain entries.
  Causes:
  
  Missing Work Center Data: The most common cause is that there are no work centers defined in the system for the specific criteria being processed.
  Incorrect Configuration: There may be issues with the configuration of the work centers or the related master data.
  Data Deletion: Work center data might have been deleted or not properly created.
  Authorization Issues: The user may not have the necessary authorizations to view or access the work center data.
  Selection Criteria: The selection criteria used in the transaction may not match any existing work centers.
  
  Solutions:
  
  
  Check Work Center Configuration:
  
  Navigate to the work center configuration in SAP (Transaction code: CR01 or CR02) and verify that the work centers are correctly defined and active.
  Ensure that the work centers are assigned to the appropriate plant and production resources.
  
  
  
  Verify Data:
  
  Use transaction codes like CR03 to display work centers and check if the expected work centers exist.
  Ensure that the work center data is not missing or incorrectly configured.
  
  
  
  Review Selection Criteria:
  
  If you are using a report or transaction that requires specific selection criteria, ensure that the criteria match the existing work centers.
  Adjust the selection parameters to include a broader range if necessary.
  
  
  
  Check Authorizations:
  
  Ensure that the user has the necessary authorizations to access work center data. This can be checked with the help of your SAP security team.
  
  
  
  Debugging:
  
  If you have access to debugging tools, you can analyze the program or transaction that is generating the error to identify why the internal table is empty.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to the specific module you are working with for any known issues or additional troubleshooting steps.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. You can search for OIUPR558 in the SAP Support Portal.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CR01 (Create Work Center), CR02 (Change Work Center), and CR03 (Display Work Center).
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  
  If the problem persists after trying the above solutions, it may be beneficial to reach out to your SAP support team or consult with an SAP expert for further assistance.