How To Fix GG302 - The input combination is not supported

GG302 - Overview

• Message type: E = Error

• Message class: GG - Messages for FI-SL customizing

• Message number: 302

• Message text: The input combination is not supported

What causes this issue?

The selection you made on the selection screen is not unique.

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?

Select a ledger (or a ledger interval), a company code (or a company
code interval) or a global company (or a global company interval) only.
Another possibility would be to to list all the settings (if this
function is active).

Error message extract from SAP system. Copyright SAP SE.

GG302 - Details

• The SAP error message GG302, which states "The input combination is not supported," typically occurs in the context of SAP's General Ledger (G/L) accounting or during the execution of certain transactions where specific input parameters or combinations of data are not valid or recognized by the system.
  Causes of GG302 Error
  
  
  Invalid Input Combination: The error often arises when the user inputs a combination of account, company code, or other parameters that do not exist or are not valid in the system.
  
  
  Missing Master Data: If the required master data (like cost centers, profit centers, or G/L accounts) is not set up correctly or is missing, it can lead to this error.
  
  
  
  Configuration Issues: Incorrect configuration in the system settings related to G/L accounts, cost elements, or other financial settings can trigger this error.
  
  
  Transaction Type Restrictions: Certain transaction types may have restrictions on the combinations of accounts or other parameters that can be used.
  
  
  Authorization