How To Fix VV156 - Priority for 'document number' must be higher than for 'document item'

SAP Error Message - Details

• Message type: E = Error

• Message class: VV - Requirements and availability

• Message number: 156

• Message text: Priority for 'document number' must be higher than for 'document item'

What causes this issue?

While evaluating the sorting criteria for rescheduling, you have
evaluated 'document item' higher than 'document number'.

System Response

Sorting is not allowed.

How to fix this error?

Allocate a higher priority for 'document number' as for 'document
item', where '1' is the highest priority and '5' is the lowest.

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message VV156 - Priority for 'document number' must be higher than for 'document item' ?

  The SAP error message VV156 indicates that there is a priority issue between a document number and its associated document item. This error typically arises in the context of sales and distribution (SD) or logistics processes where document processing priorities are defined.
  Cause:
  The error occurs when the priority assigned to a document item is higher than the priority assigned to the overall document. In SAP, each document (like a sales order) and its items (like individual line items in that order) can have different priority levels. The system expects that the document's priority should be equal to or higher than that of its items. If the item has a higher priority than the document, the system raises this error to maintain logical consistency.
  Solution:
  To resolve this error, you need to ensure that the priority of the document is set to be equal to or higher than the priority of its items. Here are the steps you can take:
  
  
  Check Document Priority: 
  
  Navigate to the document in question (e.g., sales order, delivery, etc.) and check its priority settings.
  You can usually find this in the header data of the document.
  
  
  
  Check Item Priority:
  
  Review the individual items associated with the document.
  Check the priority settings for each item to see if any of them have a higher priority than the document itself.
  
  
  
  Adjust Priorities:
  
  If you find that the document's priority is lower than that of its items, you can either:
  
  Increase the document's priority to match or exceed that of the items.
  Decrease the priority of the items to ensure they are lower than or equal to the document's priority.
  
  
  
  
  
  Save Changes: 
  
  After making the necessary adjustments, save the document and try processing it again.
  
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like VA02 (Change Sales Order) or VL02N (Change Outbound Delivery) to access and modify the document and item priorities.
  Customizing Settings: If this issue occurs frequently, it may be worth reviewing the customizing settings for document and item priorities in your SAP system. This can be done through the SPRO transaction (SAP Reference IMG).
  User Roles and Authorizations: Ensure that you have the necessary authorizations to change document and item priorities, as some users may have restricted access.
  
  If the problem persists after following these steps, it may be beneficial to consult with your SAP support team or refer to SAP documentation for further troubleshooting.