How To Fix >U662 - Internal error: Incorrect call of function module &1

SAP Error Message - Details

• Message type: E = Error

• Message class: >U -

• Message number: 662

• Message text: Internal error: Incorrect call of function module &1

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 >U662 - Internal error: Incorrect call of function module &1 ?

  The SAP error message U662 Internal error: Incorrect call of function module &1 typically indicates that there is an issue with the way a function module is being called within the SAP system. This can occur due to various reasons, including incorrect parameters, issues with the function module itself, or problems in the calling program.
  Causes:
  
  Incorrect Parameters: The function module may be called with incorrect or incompatible parameters.
  Function Module Issues: The function module itself may have bugs or may not be properly activated.
  Authorization Issues: The user may not have the necessary authorizations to execute the function module.
  System Configuration: There may be configuration issues in the SAP system that affect the execution of the function module.
  Transport Issues: If the function module was recently transported from another system, it may not have been properly imported or activated.
  
  Solutions:
  
  Check Parameters: Review the parameters being passed to the function module. Ensure they match the expected data types and formats.
  Debugging: Use the ABAP debugger to step through the code and identify where the error occurs. This can help pinpoint the exact issue.
  Function Module Activation: Check if the function module is active. You can do this by navigating to transaction SE37 (Function Builder) and checking the status of the function module.
  Authorization Check: Ensure that the user executing the function module has the necessary authorizations. You can check this in transaction SU53 after the error occurs.
  Review Logs: Check the system logs (transaction SM21) and short dump analysis (transaction ST22) for any additional error messages or information that may provide context for the issue.
  Consult Documentation: Review the SAP documentation for the specific function module to ensure it is being used correctly.
  Contact SAP Support: If the issue persists and cannot be resolved, consider reaching out to SAP support for assistance, especially if it appears to be a bug in the function module.
  
  Related Information:
  
  
  Transaction Codes:
  
  SE37: Function Builder - to check and modify function modules.
  SE80: Object Navigator - to explore related objects and programs.
  ST22: Dump Analysis - to analyze short dumps that may provide more context.
  SM21: System Log - to view system logs for any related errors.
  SU53: Authorization Check - to check authorization issues after an error occurs.
  
  
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address known issues with the specific function module.
  
  
  By following these steps, you should be able to diagnose and resolve the error related to the incorrect call of the function module.