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Message type: E = Error
Message class: VL -
Message number: 794
Message text: Previous document type & is not defined
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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VL794
- Previous document type & is not defined ?The SAP error message VL794 ("Previous document type & is not defined") typically occurs in the context of logistics and document processing, particularly when dealing with delivery documents. This error indicates that the system is unable to recognize or find the specified document type in the configuration settings.
Cause:
- Missing Document Type Configuration: The document type referenced in the error message is not defined in the system. This could happen if the document type was deleted or never created.
- Incorrect Customization: If the system has been customized, there may be inconsistencies in the configuration that lead to the document type not being recognized.
- Transport Issues: If the document type was recently transported from another system (like a development or quality assurance system), it may not have been properly configured in the target system.
- User Authorization: The user may not have the necessary authorizations to access the document type.
Solution:
Check Document Type Configuration:
- Go to the transaction code
SPRO
(SAP Project Reference Object) and navigate to the relevant configuration path for logistics (e.g., Sales and Distribution or Materials Management).- Verify that the document type in question is defined and properly configured.
Create or Modify Document Type:
- If the document type is missing, you may need to create it. This can be done in the same configuration area where you checked for its existence.
- If it exists but is not configured correctly, make the necessary adjustments.
Transport Requests:
- If the document type was supposed to be transported, check the transport logs to ensure that it was successfully transported and activated in the target system.
User Authorizations:
- Ensure that the user encountering the error has the necessary authorizations to access the document type. This can be checked in the user roles and profiles.
Consult Documentation:
- Review SAP documentation or consult with your SAP Basis or functional team for any specific notes or guidelines related to the document type in question.
Related Information:
VL01N
(Create Outbound Delivery), VL02N
(Change Outbound Delivery), and VL03N
(Display Outbound Delivery) to see where the error occurs.By following these steps, you should be able to identify the cause of the VL794 error and implement a solution to resolve it.
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