Message type: E = Error
Message class:  SAPLWSPO - SAP Retail Store: Purchase Order 
Message number: 104
Message text: Plant &1 is not a supplying plant
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The SAP error message SAPLWSPO104 indicates that the specified plant (denoted as &1 in the message) is not recognized as a supplying plant in the system. This error typically occurs in the context of logistics, particularly when dealing with procurement or inventory management processes.
Cause: Plant Configuration: The plant may not be set up correctly in the system as a supplying plant. This could be due to missing configuration or incorrect settings in the plant master data. Material Master Data: The material you are trying to procure or manage may not be assigned to the specified plant. Supply Chain Configuration: The supply chain settings may not include the plant as a valid source for the material. Vendor Assignment: If the plant is supposed to procure materials from a vendor, the vendor may not be assigned to the plant correctly.
Solution: Check Plant Configuration: Go to the transaction code SPRO and navigate to the relevant configuration settings for plants. Ensure
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