Message type: E = Error
Message class:  SD_FREE_GOODS_MSG - Message class for Free Goods maintenance 
Message number: 037
Message text: The quantity must be greater than '&1'.
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The SAP error message SD_FREE_GOODS_MSG037 indicates that there is an issue with the quantity specified for free goods in a sales document. The message states that the quantity must be greater than a specified value (represented by &1). This typically occurs in the context of free goods promotions where certain conditions must be met for the promotion to be valid.
Cause: Quantity Constraints: The error usually arises when the quantity of the main item being sold does not meet the minimum requirement to qualify for free goods. For example, if the promotion states that a customer must purchase at least 10 units to receive free goods, and the user enters a quantity of 9, this error will be triggered.
Configuration Issues: There may be issues with the configuration of the free goods promotion in the system. This could include incorrect settings in the condition records or the promotion not being properly defined. Sales Document
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