Message type: E = Error
Message class:  /SAPAPO/PUIA_MESS -  
Message number: 173
Message text: Choose a schedule line quantity greater than the goods issue quantity
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The SAP error message /SAPAPO/PUIA_MESS173 indicates that there is an issue with the schedule line quantity in relation to the goods issue quantity. Specifically, it means that the quantity you are trying to schedule exceeds the available goods issue quantity. This error typically occurs in the context of Advanced Planning and Optimization (APO) in SAP, particularly when dealing with production orders, sales orders, or stock transfers.
Cause: Quantity Mismatch: The schedule line quantity you are trying to enter is greater than the quantity available for goods issue. This can happen if: The goods issue has not been completed for the required quantity. The stock levels are lower than expected due to previous issues or consumption. There is a discrepancy between the planned and actual quantities. Incorrect Configuration: There may be configuration issues in the APO system that do not align with the actual stock levels or production capabilities. Data Entry Error: A simple data entry error where
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