How To Fix GU308 - Transaction code & is not supported

GU308 - Overview

• 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: