Message type: E = Error
Message class:  CNVA_20400_CHECK - Messages for contorlling areas checks 
Message number: 050
Message text: There are no automatic account assignments in cost element(order posting)
Error message extract from SAP system. Copyright SAP SE.
The SAP error message CNVA_20400_CHECK050 indicates that there are no automatic account assignments configured for the specified cost element during an order posting. This typically occurs when you are trying to post costs to a cost element that does not have the necessary configuration to automatically determine the corresponding general ledger (G/L) account.
Cause: Missing Configuration: The cost element may not have been set up with the necessary automatic account assignment in the controlling (CO) module. Cost Element Type: The cost element might be of a type that does not allow for automatic account assignments (e.g., primary cost elements). Account Assignment Configuration: The configuration for account assignments in the relevant controlling area or company code may be incomplete or incorrect. Transaction Type: The transaction type being used may not be compatible with the cost element.
Solution: To resolve this error, you can take the following steps: Check Cost Element Configuration: Go to the transaction code KA03 (Display Cost Element)
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