Message type: E = Error
Message class:  WOST_WSAO_WD - Retail Store Store Order Web Dynpro ABAP 
Message number: 000
Message text: Changed materials have been added to the Order List
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The SAP error message WOST_WSAO_WD000 indicates that there are changed materials that have been added to the order list in a specific transaction or process. This typically occurs in the context of production orders, sales orders, or similar processes where materials are being managed.
Cause: Material Changes: The error usually arises when there are changes made to the materials that are part of an order. This could include changes in material master data, such as descriptions, units of measure, or other attributes. Order List Update: The system detects that the order list has been modified due to the changes in the materials, which may not be compatible with the current state of the order or process. Data Consistency Issues: There may be inconsistencies between the order data and the material data, leading to this error.
Solution: Review Material Changes: Check the material master records for any recent changes. Ensure that the changes made are valid and
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