How To Fix HUFUNCTIONS156 - IF_CREATE_HU does not match last call

SAP Error Message - Details

• Message type: E = Error

• Message class: HUFUNCTIONS - Messages from FB with HU services without global t.

• Message number: 156

• Message text: IF_CREATE_HU does not match last call

What causes this issue?

HU_CREATE_ONE_HU has already been called up with a deviating parameter
IF_CREATE_HU aufgerufen. This is not admissible.
Multiple calling up of this function module is only possible with
identical parameter IF_CREATE_HU.

System Response

The handling unit cannot be generated.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message HUFUNCTIONS156 - IF_CREATE_HU does not match last call ?

  The SAP error message HUFUNCTIONS156 with the description "IF_CREATE_HU does not match last call" typically occurs in the context of handling Handling Units (HUs) in SAP. This error indicates that there is a mismatch in the function call related to the creation of handling units, which can happen due to various reasons.
  Causes:
  
  
  Incorrect Function Call Sequence: The error may arise if the sequence of function calls related to handling unit creation is not followed correctly. For example, if a function is called to create a handling unit but the previous call did not complete successfully or was not executed as expected.
  
  
  Data Inconsistencies: There may be inconsistencies in the data being passed to the function, such as incorrect or missing parameters that are required for the handling unit creation process.
  
  
  Custom Code Issues: If there are custom enhancements or modifications in the handling unit processing logic, they may lead to unexpected behavior and cause this error.
  
  
  System Bugs: Occasionally, this error can be triggered by bugs in the SAP system itself, particularly if you are using an older version of the software.
  
  
  Solutions:
  
  
  Check Function Call Sequence: Review the sequence of function calls in your code or process. Ensure that the function to create the handling unit is being called in the correct order and that all prerequisite calls have been successfully executed.
  
  
  Validate Input Data: Ensure that all required parameters and data for the handling unit creation are being passed correctly. Check for any missing or incorrect data that could lead to the mismatch.
  
  
  Debugging: If you have access to the SAP development environment, use the debugger to trace the function calls and identify where the mismatch occurs. This can help pinpoint the exact cause of the error.
  
  
  Review Custom Code: If there are any custom enhancements related to handling units, review the code for any logical errors or inconsistencies that could be causing the issue.
  
  
  SAP Notes and Support: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates available that resolve known issues.
  
  
  Consult Documentation: Review the SAP documentation related to handling units and the specific function module you are using. This can provide insights into the expected behavior and requirements for the function calls.
  
  
  Contact SAP Support: If the issue persists and you are unable to resolve it, 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 or traces.
  
  
  Related Information:
  
  Handling Units (HUs): In SAP, handling units are used to manage and track physical items in logistics processes. They can represent packaging materials, pallets, or containers that hold products.
  Function Modules: The error is related to specific function modules in SAP that handle the creation and management of handling units. Familiarity with these modules can help in troubleshooting.
  SAP Version: Ensure that you are aware of the version of SAP you are using, as the behavior of function modules and error messages can vary between versions.
  
  By following these steps, you should be able to identify and resolve the issue related to the HUFUNCTIONS156 error in SAP.