How To Fix GU308 - Transaction code & is not supported

SAP Error Message - Details

• Message type: E = Error

• Message class: GU - FI-SL utilities

• Message number: 308

• Message text: Transaction code & is not supported

What causes this issue?

You attempted to start the program with an unallowed transaction code
(such as SE38).
For technical reasons, this is not supported.

System Response

The function cannot be executed.

How to fix this error?

Use an allowed transaction code such as:
GCAC - Ledger comparison
GCAE - Ledger comparison with clearing differences (euro changeover)
KE5T - Compare G/L Accounts in FI with Profit Center Accounting
KE5U - Compare G/L Accounts in FI with Profit Center Accounting
with clearing (euro changeover)

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

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message GU308 - Transaction code & is not supported ?

  The SAP error message GU308, which states "Transaction code & is not supported," typically occurs when a user attempts to execute a transaction code that is either not valid, not available in the current system, or not supported in the context of the user's role or authorizations.
  Causes:
  
  Invalid Transaction Code: The transaction code entered may be misspelled or does not exist in the system.
  Authorization Issues: The user may not have the necessary authorizations to execute the transaction code.
  System Configuration: The transaction code may not be configured or enabled in the current SAP environment.
  Client-Specific Settings: The transaction may be restricted in the specific client you are logged into.
  Version Compatibility: The transaction code may not be supported in the version of SAP you are using.
  
  Solutions:
  
  Check Transaction Code: Verify that the transaction code is correct and exists in the system. You can use transaction SE93 to check the validity of the transaction code.
  Authorization Check: Ensure that the user has the necessary authorizations to execute the transaction. This can be checked using transaction SU53 (to see the last authorization check) or by consulting with your SAP security team.
  Consult Documentation: Review SAP documentation or help resources to confirm whether the transaction code is supported in your version of SAP.
  System Configuration: If you have access, check the system configuration to ensure that the transaction code is enabled. This may involve consulting with your SAP Basis team.
  Client Settings: If the transaction is client-specific, check if it is available in other clients or if there are restrictions in the current client.
  Contact Support: If the issue persists, consider reaching out to your SAP support team or SAP Help Desk for further assistance.
  
  Related Information:
  
  Transaction Codes: Transaction codes are shortcuts to access specific functions in SAP. They can vary between different SAP modules and versions.
  Authorization Objects: In SAP, authorization objects control access to various transactions and functions. Understanding how these work can help in troubleshooting authorization-related issues.
  SAP Notes: Check SAP Notes for any known issues or patches related to the transaction code you are trying to use.
  
  By following these steps, you should be able to identify the cause of the GU308 error and take appropriate action to resolve it.