How To Fix 50101 - Incorrect type for parameter &1 (business process &2)

SAP Error Message - Details

• Message type: E = Error

• Message class: 50 - Messages in Package EEOB

• Message number: 101

• Message text: Incorrect type for parameter &1 (business process &2)

What causes this issue?

A type conflict has occurred in the data flow of a front office
process.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Check the Customizing settings for the front office.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 50101 - Incorrect type for parameter &1 (business process &2) ?

  The SAP error message 50101, which states "Incorrect type for parameter &1 (business process &2)," typically indicates that there is a mismatch in the expected data type for a parameter in a business process. This error can occur in various contexts, such as during the execution of a function module, method, or transaction that involves parameters that are not of the expected type.
  Cause:
  
  Data Type Mismatch: The most common cause is that the parameter being passed does not match the expected data type defined in the function module or method. For example, if a string is expected but an integer is provided, this error may occur.
  Incorrect Configuration: If the business process is configured incorrectly, it may lead to parameters being set with the wrong data types.
  Custom Development Issues: If there are custom developments (like custom function modules or classes), they may not be handling parameters correctly.
  Version Compatibility: Sometimes, if there are changes in the underlying data model or function signatures in different versions of SAP, it can lead to such errors.
  
  Solution:
  
  Check Parameter Types: Review the function module or method definition to ensure that the parameters being passed match the expected data types. You can do this by checking the ABAP code or the function module documentation.
  Debugging: Use the SAP debugger to trace the execution and identify where the incorrect parameter is being passed. This can help pinpoint the exact location of the issue.
  Review Configuration: If the error is related to a specific business process, review the configuration settings in the relevant transaction codes (like SPRO) to ensure that all parameters are set correctly.
  Custom Code Review: If the error arises from custom code, review the code to ensure that data types are being handled correctly. Make sure to check any data conversions or assignments.
  Consult Documentation: Refer to SAP documentation or notes related to the specific business process or function module to see if there are known issues or updates that address this error.
  SAP Support: If the issue persists and cannot be resolved internally, consider reaching out to SAP support for assistance, providing them with detailed information about the error and the context in which it occurs.
  
  Related Information:
  
  Transaction Codes: Depending on the context, you may need to use transaction codes like SE37 (Function Builder), SE80 (Object Navigator), or SE11 (Data Dictionary) to investigate the function modules or data types involved.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  Community Forums: SAP Community and other forums can be helpful for finding similar issues faced by other users and the solutions they implemented.
  
  By following these steps, you should be able to identify and resolve the cause of the SAP error message 50101.