How To Fix 42891 - Unhandled exception when calling function &1 in &2

SAP Error Message - Details

• Message type: E = Error

• Message class: 42 - Information Workbench

• Message number: 891

• Message text: Unhandled exception when calling function &1 in &2

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message 42891 - Unhandled exception when calling function &1 in &2 ?

  The SAP error message "42891 Unhandled exception when calling function &1 in &2" indicates that an unhandled exception occurred during the execution of a function module or method in the specified program or function. This error typically arises when there is an issue in the code that is not properly managed, leading to a runtime error.
  Causes:
  
  Coding Errors: There may be bugs in the ABAP code, such as incorrect logic, uninitialized variables, or invalid data types.
  Data Issues: The input data being processed may not meet the expected format or constraints, leading to exceptions.
  Configuration Issues: Incorrect configuration settings in the system can lead to unexpected behavior in function calls.
  Missing Authorizations: The user executing the function may lack the necessary authorizations to perform the action.
  System Resource Limitations: Insufficient memory or other system resources can lead to exceptions during execution.
  
  Solutions:
  
  Debugging: Use the ABAP debugger to step through the code and identify where the exception is being raised. Look for any unhandled exceptions in the code.
  Error Handling: Implement proper error handling using TRY...ENDTRY blocks to catch exceptions and handle them gracefully.
  Data Validation: Ensure that the input data is validated before being processed. Check for null values, data types, and other constraints.
  Review Code: Review the function module or method being called for any potential issues. Check for any recent changes that may have introduced bugs.
  Check Authorizations: Verify that the user has the necessary authorizations to execute the function.
  System Monitoring: Monitor system resources to ensure that there are no limitations affecting the execution of the function.
  
  Related Information:
  
  Transaction Codes: Use transaction codes like SE37 (Function Builder) or SE80 (Object Navigator) to analyze the function module or method in question.
  ST22 Dump Analysis: Check the short dump analysis in transaction ST22 for more details about the exception. This can provide insights into the specific error and the call stack at the time of the error.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address known issues related to the error message.
  Community Forums: Engage with SAP community forums or support channels for additional insights and solutions from other users who may have encountered similar issues.
  
  By following these steps, you should be able to diagnose and resolve the issue causing the "Unhandled exception" error in SAP.