How To Fix OM121 - Enter account assignment

OM121 - Overview

• Message type: E = Error

• Message class: OM - Customizing Materialwirtschaft

• Message number: 121

• Message text: Enter account assignment

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message OM121 - Enter account assignment ?

  The SAP error message OM121 ("Enter account assignment") typically occurs in the context of controlling (CO) or financial accounting (FI) when a user attempts to post a transaction that requires an account assignment, but the necessary account assignment information is missing. This can happen in various scenarios, such as when creating a purchase order, posting an invoice, or entering a journal entry.
  
  Cause:
  The error is usually caused by one of the following reasons:
  
  Missing Account Assignment: The transaction requires an account assignment (e.g., cost center, internal order, project, etc.), but it has not been provided.
  Incorrect Configuration: The configuration settings in the system may not be set up correctly to allow for the required account assignment.
  Document Type Restrictions: Certain document types may require specific account assignments that are not being fulfilled.
  User Role/Authorization Issues: The user may not have the necessary permissions to enter account assignment information.
  
  
  Solution:
  To resolve the OM121 error, you can take