Message type: E = Error
Message class:  SGT_01 - SGT_01 
Message number: 336
Message text: You have entered an invalid supplier number &1
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The SAP error message SGT_01336, which states "You have entered an invalid supplier number &1," typically occurs when a user attempts to enter a supplier number that does not exist in the system or is not valid for the current transaction. Here are some potential causes, solutions, and related information for this error: Causes: Incorrect Supplier Number: The supplier number entered may be mistyped or incorrect. Inactive Supplier: The supplier may be inactive or blocked in the system. Data Synchronization Issues: If the supplier data is not synchronized across different modules or systems, it may lead to this error. Authorization Issues: The user may not have the necessary permissions to view or use the supplier number.
Configuration Issues: There may be configuration settings in the system that restrict the use of certain supplier numbers. Solutions: Verify Supplier Number: Double-check the supplier number for any typographical errors. Ensure that the number is correct and exists in the system. Check Supplier
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