How To Fix MSITEM100 - Entry view because New General Ledger Accounting not active in CoCode &1

SAP Error Message - Details

• Message type: E = Error

• Message class: MSITEM - Line Item Display with ALV, RFITEM**

• Message number: 100

• Message text: Entry view because New General Ledger Accounting not active in CoCode &1

Self-Explanatory Message

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• What is the cause and solution for SAP error message MSITEM100 - Entry view because New General Ledger Accounting not active in CoCode &1 ?

  The SAP error message MSITEM100 indicates that the New General Ledger Accounting (New G/L) is not active for the specified company code (CoCode) in your SAP system. This error typically arises when you are trying to perform a transaction that requires the New G/L functionality, but it has not been enabled for the company code in question.
  Cause:
  The primary cause of this error is that the New General Ledger Accounting has not been activated for the specified company code. This can happen if:
  
  The company code was created before the New G/L was introduced and has not been migrated.
  The New G/L functionality was not enabled during the initial configuration of the company code.
  
  Solution:
  To resolve this error, you need to activate the New General Ledger Accounting for the affected company code. Here are the steps to do this:
  
  
  Check Current Configuration:
  
  Go to transaction code OBY6 (or navigate through the menu: SPRO > Financial Accounting > General Ledger > Migration > Activate New General Ledger Accounting).
  Check if the company code is listed and whether the New G/L is activated.
  
  
  
  Activate New G/L:
  
  If the New G/L is not activated, you can activate it by selecting the company code and following the prompts to enable the New G/L functionality.
  Ensure that you have the necessary authorizations to make this change.
  
  
  
  Post Migration Steps:
  
  After activation, you may need to perform additional configuration steps, such as defining ledgers, fiscal year variants, and other settings related to the New G/L.
  
  
  
  Testing:
  
  Once the New G/L is activated, perform a test transaction to ensure that the error no longer occurs.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  OBY6: Activate New G/L Accounting
  OB52: Open/Close Posting Periods
  OBY1: Define Company Code
  
  
  
  Documentation:
  
  Refer to SAP Help documentation for detailed steps on activating New G/L and the implications of doing so.
  Review any migration guides provided by SAP if you are transitioning from Classic G/L to New G/L.
  
  
  
  Considerations:
  
  Activating the New G/L may have implications for existing financial processes, reporting, and data structures. It is advisable to consult with your SAP functional team or a consultant before making changes.
  Ensure that you have a backup and a rollback plan in case any issues arise after activation.
  
  
  
  By following these steps, you should be able to resolve the MSITEM100 error and successfully activate the New General Ledger Accounting for your company code.