How To Fix RSO256 - Function module &1 is not active

SAP Error Message - Details

• Message type: E = Error

• Message class: RSO - BW Repository

• Message number: 256

• Message text: Function module &1 is not active

What causes this issue?

Function module &v1& is not activated in the system, and can therefore
not be used in the program.

System Response

The program cannot perform the desired sub-task.

How to fix this error?

Determine why the function module was deactivated and activate it if
necessary.

Procedure for System Administrators

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.

Smart SAP Assistant

• What is the cause and solution for SAP error message RSO256 - Function module &1 is not active ?

  The SAP error message RSO256 indicates that a specific function module is not active. This can occur in various scenarios, particularly when working with SAP BW (Business Warehouse) or when executing certain reports or queries that rely on specific function modules.
  Cause:
  
  Inactive Function Module: The function module referenced in the error message is not activated in the SAP system. This can happen if the function module was recently created or modified and has not been activated yet.
  Transport Issues: If the function module was transported from another system (e.g., from development to production), it may not have been activated in the target system.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to access the function module, leading to the perception that it is inactive.
  System Configuration: There may be configuration issues or missing components in the SAP system that prevent the function module from being recognized as active.
  
  Solution:
  
  
  Activate the Function Module:
  
  Go to transaction code SE37 (Function Builder).
  Enter the name of the function module that is causing the error.
  Check if the function module is active. If it is not, activate it by clicking on the "Activate" button.
  
  
  
  Check Transport Requests:
  
  If the function module was recently transported, ensure that the transport request was successfully imported and that the function module is active in the target system.
  
  
  
  Authorization Check:
  
  Verify that the user has the necessary authorizations to execute the function module. This can be done by checking the user roles and authorizations in transaction code SU01.
  
  
  
  System Configuration:
  
  Ensure that all necessary components and configurations are in place. This may involve checking for missing packages or components that need to be installed.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message or provide additional troubleshooting steps.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SE37: Function Builder
  SU01: User Maintenance
  SE80: Object Navigator (to check related objects)
  
  
  
  SAP Documentation: Refer to the official SAP documentation for more details on function modules and their activation.
  
  
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  
  If the problem persists after trying the above solutions, it may be necessary to involve your SAP Basis team or SAP support for further investigation.