How To Fix FL702 - Function group & is reserved for modification modules

SAP Error Message - Details

• Message type: E = Error

• Message class: FL - Function Builder messages

• Message number: 702

• Message text: Function group & is reserved for modification modules

What causes this issue?

You attempted to create a function module in a function group beginning
with 'X'. These groups are reserved for modification modules.

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?

Use a different function group for your function module.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message FL702 - Function group & is reserved for modification modules ?

  The SAP error message FL702 indicates that a function group is reserved for modification modules. This typically occurs when you attempt to create or modify a function module in a function group that is designated for modifications, which is not allowed in standard SAP systems.
  Cause:
  
  Reserved Function Group: The function group you are trying to modify is reserved for SAP's internal use or is part of a standard package that should not be altered.
  Modification Restrictions: SAP has certain function groups that are protected to ensure the integrity of the system and to prevent issues during upgrades or patches.
  Development Environment: You might be working in a development environment where certain restrictions are in place to maintain the stability of the system.
  
  Solution:
  
  Check Function Group: Verify if the function group is indeed reserved. You can do this by checking the SAP documentation or using transaction SE80 (Object Navigator) to view the properties of the function group.
  Use a Custom Function Group: If you need to implement custom logic, create your own function group instead of modifying the reserved one. This can be done using transaction SE80 or SE37 (Function Builder).
  Consult SAP Notes: Look for relevant SAP Notes that might provide guidance on how to handle modifications in your specific scenario. You can search for notes related to the function group in question.
  Contact SAP Support: If you believe that you need to modify the function group for a valid reason, consider reaching out to SAP support for guidance on how to proceed without violating best practices.
  
  Related Information:
  
  SAP Notes: Always check for SAP Notes related to the specific function group or error message. These notes can provide insights into known issues and recommended practices.
  Transport Requests: If you are working in a development environment, ensure that your changes are properly captured in transport requests to maintain consistency across environments.
  Best Practices: Familiarize yourself with SAP's best practices for modifications and enhancements to avoid issues during system upgrades.
  
  By following these steps, you should be able to address the FL702 error and proceed with your development work in SAP.