How To Fix QG122 - Invalid function

SAP Error Message - Details

• Message type: E = Error

• Message class: QG - QM: Evaluation of inspection results

• Message number: 122

• Message text: Invalid function

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 QG122 - Invalid function ?

  The SAP error message QG122 "Invalid function" typically occurs in the context of Quality Management (QM) or related modules when a function or operation being called is not recognized or is not valid in the current context. This can happen for various reasons, including incorrect configuration, missing authorizations, or issues with the data being processed.
  Causes of QG122 Invalid Function
  
  Incorrect Function Call: The function being called may not exist or may not be valid in the current context.
  Configuration Issues: There may be a configuration issue in the Quality Management module or related areas.
  Authorization Problems: The user may not have the necessary authorizations to execute the function.
  Data Issues: The data being processed may be incomplete or incorrect, leading to the function being unable to execute properly.
  Custom Code: If there are custom developments or enhancements, they may be causing the error due to incorrect logic or implementation.
  
  Solutions to QG122 Invalid Function
  
  Check Function Validity: Verify that the function being called is valid and exists in the system. This may involve checking the function module or method being used.
  Review Configuration: Ensure that the configuration settings in the Quality Management module are correct. This may involve checking settings related to inspection plans, quality notifications, etc.
  Authorization Check: Confirm that the user has the necessary authorizations to perform the action that is triggering the error. This can be done by checking the user's roles and authorizations in the system.
  Data Validation: Review the data being processed to ensure it is complete and correct. This may involve checking master data, transaction data, or any other relevant information.
  Debugging: If the error is occurring in custom code, use the ABAP debugger to trace the execution and identify where the invalid function call is happening.
  Consult Documentation: Refer to SAP documentation or notes related to the specific function or module to see if there are known issues or additional configuration steps required.
  
  Related Information
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the error message QG122. SAP frequently releases notes that address specific errors or provide guidance on configuration.
  Transaction Codes: Familiarize yourself with relevant transaction codes in the QM module, such as QA01 (Create Inspection Lot), QA02 (Change Inspection Lot), and others that may be related to the function you are trying to execute.
  Community Forums: Consider searching or posting in SAP community forums or SAP support channels for additional insights from other users who may have encountered the same issue.
  
  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.