How To Fix OM302 - Assign calculation number

OM302 - Overview

• Message type: E = Error

• Message class: OM - Customizing Materialwirtschaft

• Message number: 302

• Message text: Assign calculation number

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 OM302 - Assign calculation number ?

  The SAP error message OM302, which states "Assign calculation number," typically occurs in the context of the SAP Controlling (CO) module, particularly when dealing with cost center accounting or internal orders. This error indicates that a calculation number has not been assigned to a particular object or transaction that requires it.
  
  Cause:
  The error can arise due to several reasons, including:
  
  Missing Configuration: The calculation number may not have been defined in the system for the relevant cost object or internal order.
  Incorrect Master Data: The master data for the cost center, internal order, or other relevant objects may not be set up correctly.
  Transaction Type Issues: The transaction type being used may not be compatible with the calculation number assignment.
  Authorization Issues: The user may not have the necessary authorizations to access or assign calculation numbers.
  
  
  Solution:
  To resolve the OM302 error, you can take the following steps:
  
  
  Check Configuration:
  
  Go to the configuration settings in SAP (Transaction SPRO).
  Navigate