How To Fix 50128 - Parameter error in step &1 process &2

50128 - Overview

• Message type: E = Error

• Message class: 50 - Messages in Package EEOB

• Message number: 128

• Message text: Parameter error in step &1 process &2

What causes this issue?

A parameter error occured in the dataflow of the front office process.

System Response

Check the Customizing settings for the front office.

How to fix this error?

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

Error message extract from SAP system. Copyright SAP SE.

50128 - Details

• The SAP error message 50128, which states "Parameter error in step &1 process &2," typically indicates that there is an issue with the parameters being passed to a specific process or step in a workflow or transaction. This error can occur in various contexts, such as during data processing, batch jobs, or when executing specific transactions.
  Causes:
  
  Incorrect Parameter Values: The parameters being passed to the process may not be valid or may not meet the expected criteria.
  Missing Parameters: Required parameters may be missing, leading to the inability of the process to execute correctly.
  Data Type Mismatch: The data types of the parameters may not match what the process expects.
  
  Configuration Issues: There may be configuration settings in the system that are not set up correctly, leading to parameter errors.
  Custom Code Issues: If there is custom code involved, there may be bugs or logical errors in the code that are causing the parameters to