How To Fix I10003 - Unexpected error in function call &

SAP Error Message - Details

• Message type: E = Error

• Message class: I10 - Work Management IDocs Messages

• Message number: 003

• Message text: Unexpected error in function call &

What causes this issue?

An unexpected error happened in the processing of a function call.

How to fix this error?

Contact your SAP system administrator.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message I10003 - Unexpected error in function call & ?

  The SAP error message I10003, which states "Unexpected error in function call," typically indicates that there is an issue with a function module or method being called in the SAP system. This error can arise from various underlying causes, and troubleshooting it may require a systematic approach. Here are some potential causes, solutions, and related information:
  Possible Causes:
  
  Programming Errors: There may be a bug in the ABAP code where the function is being called. This could be due to incorrect parameters being passed or logic errors.
  Data Issues: The data being processed may not meet the expected format or constraints, leading to unexpected behavior in the function.
  System Configuration: There may be configuration issues in the SAP system that affect how the function operates.
  Authorization Issues: The user executing the function may not have the necessary authorizations, leading to unexpected errors.
  System Performance: If the system is under heavy load, it may lead to timeouts or other unexpected behavior.
  
  Solutions:
  
  Check the Code: Review the ABAP code where the function is being called. Look for any obvious mistakes, such as incorrect parameter types or missing required parameters.
  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.
  Data Validation: Ensure that the data being passed to the function is valid and meets all necessary criteria. You may want to add checks to validate the data before calling the function.
  Review Authorizations: Check the user’s authorizations to ensure they have the necessary permissions to execute the function.
  Check System Logs: Look at the system logs (transaction SLG1) for any additional error messages or warnings that may provide more context about the issue.
  Consult SAP Notes: Search the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide guidance on similar issues.
  Performance Monitoring: If you suspect performance issues, monitor system performance and check for any bottlenecks that may be affecting function execution.
  
  Related Information:
  
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance. Provide them with detailed information about the error, including the context in which it occurs and any relevant logs.
  Community Forums: Check SAP Community forums or other online resources where other users may have encountered similar issues. They may have shared solutions or workarounds.
  Documentation: Review the documentation for the specific function module or method being called to ensure you are using it correctly.
  
  By following these steps, you should be able to identify and resolve the cause of the I10003 error in your SAP system.