Message type: E = Error
Message class: W_CB -
Message number: 445
Message text: External Reference Document Category &1 cannot be maintained manually
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W_CB445
- External Reference Document Category &1 cannot be maintained manually ?Certainly! Here's a detailed explanation for the SAP error message: SAP Error Message: W_CB445 External Reference Document Category &1 cannot be maintained manually
Cause: This warning message occurs when a user attempts to manually maintain or change an External Reference Document Category in a document or transaction where this category is system-controlled and not allowed to be edited manually. In SAP, certain document categories or fields are controlled by the system logic to ensure data consistency and integrity. The External Reference Document Category is one such field that is typically derived automatically based on the business process or document type and is not intended to be changed manually by users. Explanation: The placeholder &1 in the message will be replaced by the actual document category code that the user tried to maintain. The system prevents manual changes to this field to avoid inconsistencies in document flow or integration scenarios. This message is a warning (W_), so it may allow
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