How To Fix GI121 - Company code & not assigned to Ledger &, but still required posting

GI121 - Overview

• Message type: E = Error

• Message class: GI - FI-SL update

• Message number: 121

• Message text: Company code & not assigned to Ledger &, but still required posting

What causes this issue?

At the activity/company code/ledger level, you defined that the company
code has to post to the ledger. However, this assignment is missing at
company code/ledger level. An update cannot therefore be made in
General Ledger.

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?

Check tables T886A, T886B and T882 with regard to the values entered.
<DS:TRAN.GCB1>Make assignment</>

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message GI121 - Company code & not assigned to Ledger &, but still required posting ?

  The SAP error message GI121 indicates that a company code is not assigned to a ledger, which is required for posting transactions. This error typically arises in the context of Financial Accounting (FI) and can occur during various processes, such as posting journal entries or executing financial transactions.
  
  Cause:
  
  Missing Assignment: The company code is not assigned to the specified ledger in the system configuration.
  Incorrect Configuration: The ledger may not be properly set up in the system, or the company code may not be linked to the correct ledger.
  New Ledger: If a new ledger has been created, the company code may not have been assigned to it yet.
  Document Type Issues: The document type being used may not be compatible with the ledger settings.
  
  
  Solution:
  To resolve the GI121 error, follow these steps:
  
  
  Check Ledger Assignment:
  
  Go to the SAP transaction code OB22 (or navigate through the menu: Financial Accounting > General Ledger > Master Data >