How To Fix /SMB/FKCHK055 - Interface must contain one import parameter

SAP Error Message - Details

• Message type: E = Error

• Message class: /SMB/FKCHK -

• Message number: 055

• Message text: Interface must contain one import parameter

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SMB/FKCHK055 - Interface must contain one import parameter ?

  The SAP error message /SMB/FKCHK055 Interface must contain one import parameter typically occurs in the context of SAP Business One or related SAP modules when there is an issue with the interface definition of a function module or a BAPI (Business Application Programming Interface). This error indicates that the interface of the function module or BAPI is not correctly defined, specifically that it lacks an import parameter, which is necessary for the function to execute properly.
  Cause:
  
  Missing Import Parameter: The function module or BAPI is expected to have at least one import parameter, but it does not. This could be due to an incorrect definition or configuration.
  Incorrect Function Module Call: The function module might be called without the necessary parameters, leading to this error.
  Development Issues: If the function module was recently developed or modified, it might not have been properly defined or activated.
  
  Solution:
  
  
  Check Function Module Definition:
  
  Go to transaction code SE37 (Function Module) or SE80 (Object Navigator).
  Locate the function module that is causing the error.
  Verify that there is at least one import parameter defined in the interface of the function module.
  
  
  
  Modify the Function Module:
  
  If the function module is missing an import parameter, you will need to add one. Ensure that the parameter is correctly defined with the appropriate data type and length.
  Activate the function module after making changes.
  
  
  
  Review Calling Code:
  
  If you are calling the function module from another program or report, ensure that you are passing the required import parameters correctly.
  Check the calling code for any discrepancies in parameter names or types.
  
  
  
  Testing:
  
  After making the necessary changes, test the function module to ensure that it works as expected without throwing the error.
  
  
  
  Consult Documentation:
  
  If you are unsure about the required parameters, refer to the SAP documentation or the technical specifications for the function module or BAPI.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the specific function module or BAPI you are working with.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  Debugging: If the issue persists, consider using the debugger to trace the execution and identify where the parameters are not being passed correctly.
  
  By following these steps, you should be able to resolve the error message /SMB/FKCHK055 Interface must contain one import parameter.