Message type: E = Error
Message class:  VW - Shipment Processing Output 
Message number: 591
Message text: Special processing could not be copied from delivery
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The SAP error message VW591, which states "Special processing could not be copied from delivery," typically occurs during the processing of sales documents, particularly when trying to copy data from a delivery document to a sales order or another document. This error can arise due to various reasons related to the configuration or data integrity in the SAP system. Causes: Missing Configuration: The special processing settings (like handling unit management, batch management, etc.) may not be properly configured in the system. Inconsistent Data: There may be inconsistencies in the data between the delivery and the sales order, such as missing or incorrect entries in the relevant fields. Document Type Issues: The document types involved may not be compatible for copying special processing information. User Authorizations: The user may not have the necessary authorizations to access or copy the special processing data. Custom Enhancements: Custom code or enhancements in the system may interfere with the standard copying
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