How To Fix IDCN157 - G/L Account &1 is assigned more than once (&2 times)

SAP Error Message - Details

• Message type: E = Error

• Message class: IDCN -

• Message number: 157

• Message text: G/L Account &1 is assigned more than once (&2 times)

What causes this issue?

Same G/L Account &V1& is assigned more than once in Account Level
Hierarchy. Each G/L Account assignment should be unique within
hierarchy.

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?

Delete one occurrence of G/L Account. Double click the message to
navigate to the node.

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 IDCN157 - G/L Account &1 is assigned more than once (&2 times) ?

  The SAP error message IDCN157 indicates that a General Ledger (G/L) account is assigned more than once in a specific context, which is not allowed. This typically occurs in the context of account assignments in various configurations, such as cost centers, internal orders, or other financial structures.
  Cause:
  The error arises when the same G/L account is assigned multiple times in a configuration where unique assignments are required. This can happen in various scenarios, such as:
  
  Cost Center Accounting: The same G/L account is assigned to multiple cost centers or internal orders.
  Profit Center Accounting: The same G/L account is assigned to multiple profit centers.
  Configuration Errors: There may be a misconfiguration in the financial settings or master data.
  
  Solution:
  To resolve the IDCN157 error, you can follow these steps:
  
  
  Identify Duplicate Assignments:
  
  Use transaction codes like OKB9 (for cost centers) or KOB1 (for internal orders) to check the assignments of the G/L account in question.
  Review the configuration settings in the relevant modules (e.g., controlling, financial accounting) to identify where the duplicate assignments are occurring.
  
  
  
  Remove Duplicates:
  
  Once you identify the duplicate assignments, you will need to remove or correct them. This may involve:
  
  Deleting one of the duplicate assignments.
  Changing the assignment to a different G/L account if necessary.
  
  
  
  
  
  Check Configuration:
  
  Review the configuration settings in the SAP system to ensure that the rules for G/L account assignments are correctly set up. This may involve consulting with your SAP FI/CO consultant.
  
  
  
  Testing:
  
  After making the necessary changes, test the configuration to ensure that the error no longer occurs. You can do this by attempting to perform the action that previously triggered the error.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes for managing G/L accounts and their assignments, such as FS00 (G/L Account Master Data), OKB9 (Cost Center), and KOB1 (Internal Orders).
  Documentation: Refer to SAP documentation or help files for detailed information on G/L account assignments and configuration settings.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on handling G/L account assignments.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a qualified SAP consultant for further assistance.