How To Fix 42228 - Too many changing parameters

SAP Error Message - Details

• Message type: E = Error

• Message class: 42 - Information Workbench

• Message number: 228

• Message text: Too many changing parameters

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message 42228 - Too many changing parameters ?

  The SAP error message "42228: Too many changing parameters" typically occurs in the context of ABAP programs or function modules where the number of changing parameters exceeds the allowed limit. This limit is set by the SAP system to ensure performance and manageability.
  Cause:
  
  Exceeding Parameter Limits: Each function module or method in ABAP can have a limited number of changing parameters. If you define more changing parameters than allowed, you will encounter this error.
  Complex Function Modules: If a function module is designed to handle a large number of inputs, it may inadvertently exceed the limit.
  Poor Design: Sometimes, the design of the program or function module may not be optimal, leading to an excessive number of changing parameters.
  
  Solution:
  
  Review Function Module/Method Design: Check the function module or method definition to see if you can reduce the number of changing parameters. Consider combining related parameters into a structure or table.
  Use Structures or Tables: Instead of passing multiple individual parameters, create a structure or an internal table that encapsulates related parameters. This reduces the number of changing parameters.
  Refactor Code: If possible, refactor the code to break down the function into smaller, more manageable pieces. This can help in reducing the number of parameters passed to each function.
  Check SAP Notes: Sometimes, SAP may provide specific notes or patches related to this error. Check the SAP Support Portal for any relevant notes that might address this issue.
  
  Related Information:
  
  Parameter Types: In ABAP, parameters can be defined as changing, importing, exporting, or returning. Understanding these types can help in designing better function modules.
  Performance Considerations: Having too many changing parameters can not only lead to errors but can also impact performance. Keeping the interface clean and manageable is crucial.
  Documentation: Always refer to the official SAP documentation for guidelines on function module design and parameter limits.
  
  By following these steps, you should be able to resolve the "42228: Too many changing parameters" error in your SAP environment.