How To Fix Q2338 - Parameter type & unknown

SAP Error Message - Details

• Message type: E = Error

• Message class: Q2 - Messages for Development Classes SDBO and SDBA

• Message number: 338

• Message text: Parameter type & unknown

What causes this issue?

A parameter type in table SDBAC is unknown.

System Response

The parameter type is ignored.

How to fix this error?

If you have manually changed table SDBAC, remove your changes.

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 Q2338 - Parameter type & unknown ?

  The SAP error message Q2338, which states "Parameter type & unknown," typically occurs in the context of Quality Management (QM) within SAP. This error indicates that the system has encountered a parameter type that it does not recognize or that is not defined in the system.
  Cause:
  
  Incorrect Configuration: The parameter type may not be properly configured in the system. This could be due to missing entries in the configuration tables or incorrect settings.
  Custom Development: If there are custom developments or enhancements in the system, they may reference a parameter type that is not defined or has been deleted.
  Data Entry Errors: Users may have entered an invalid parameter type in a transaction or during data entry.
  Transport Issues: If the system has recently undergone a transport of changes, it is possible that the parameter type was not included or was incorrectly transported.
  
  Solution:
  
  
  Check Configuration: 
  
  Go to the configuration settings for Quality Management and verify that the parameter types are correctly defined. This can typically be done in the SPRO transaction under Quality Management settings.
  Ensure that all necessary parameter types are available and correctly configured.
  
  
  
  Review Custom Code: 
  
  If there are custom programs or enhancements, review the code to ensure that it is referencing valid parameter types. You may need to update the code to use the correct parameter types.
  
  
  
  Data Validation: 
  
  Check the data being entered in the relevant transactions. Ensure that users are selecting valid parameter types from the dropdown lists or input fields.
  
  
  
  Transport Management: 
  
  If the issue arose after a transport, check the transport logs to ensure that all necessary objects were included in the transport. You may need to re-transport the missing objects.
  
  
  
  Consult Documentation: 
  
  Refer to SAP documentation or notes related to the specific version of SAP you are using. There may be known issues or patches available that address this error.
  
  
  
  SAP Support: 
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance. Provide them with details of the error, including the transaction codes and any relevant logs.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes in SAP QM, such as QA01 (Create Inspection Lot), QA02 (Change Inspection Lot), and QA03 (Display Inspection Lot).
  SAP Notes: Search for SAP Notes related to error Q2338 in the SAP Support Portal. There may be specific notes that address this error or provide additional troubleshooting steps.
  User Forums: Check SAP community forums or other user groups for discussions related to this error. Other users may have encountered and resolved similar issues.
  
  By following these steps, you should be able to identify the cause of the Q2338 error and implement a solution to resolve it.