How To Fix 42090 - Error handling param. in "&1": Function ["&2"] - Class["&3"]/LOIO ["&4"]

SAP Error Message - Details

• Message type: E = Error

• Message class: 42 - Information Workbench

• Message number: 090

• Message text: Error handling param. in "&1": Function ["&2"] - Class["&3"]/LOIO ["&4"]

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message 42090 - Error handling param. in "&1": Function ["&2"] - Class["&3"]/LOIO ["&4"] ?

  The SAP error message 42090 typically indicates an issue related to error handling parameters in a specific function or class. This error can occur in various contexts, such as during the execution of a program, function module, or method in ABAP (Advanced Business Application Programming).
  Cause:
  The error message can arise due to several reasons, including:
  
  Invalid Parameters: The parameters passed to a function or method may not be valid or may not meet the expected criteria.
  Missing Error Handling: The function or method may not have proper error handling implemented, leading to unhandled exceptions.
  Data Consistency Issues: There may be inconsistencies in the data being processed, which can trigger error handling mechanisms.
  Authorization Issues: The user executing the function may not have the necessary authorizations to perform the action, leading to an error.
  System Configuration: There may be issues with the configuration of the system or the specific module being used.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  Check Parameters: Review the parameters being passed to the function or method. Ensure they are valid and meet the expected format and data types.
  Implement Error Handling: If you are developing or maintaining the code, ensure that proper error handling is implemented. Use TRY...ENDTRY blocks to catch exceptions and handle them appropriately.
  Debugging: Use the ABAP debugger to step through the code and identify where the error occurs. This can help pinpoint the exact cause of the issue.
  Review Authorizations: Check if the user has the necessary authorizations to execute the function or method. If not, grant the required permissions.
  Consult Documentation: Refer to the SAP documentation for the specific function or class to understand its requirements and constraints.
  Check System Logs: Review the system logs (transaction SLG1) for any additional error messages or warnings that may provide more context about the issue.
  
  Related Information:
  
  Transaction Codes: You may want to use transaction codes like SE37 (Function Builder) or SE80 (Object Navigator) to analyze the function or method in question.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address known issues related to this error message.
  Community Forums: Consider searching or posting on SAP community forums for additional insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify and resolve the underlying cause of the SAP error message 42090.