Message type: E = Error
Message class:  /SAPAPO/RRP_HEUR -  
Message number: 170
Message text: Strategy &1 does not permit forward scheduling
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The SAP error message /SAPAPO/RRP_HEUR170 Strategy &1 does not permit forward scheduling typically occurs in the context of Advanced Planning and Optimization (APO) when you are trying to perform a forward scheduling operation using a strategy that does not allow it. This error is related to the planning strategies defined in the system, which dictate how production and procurement processes are managed.
Cause: Planning Strategy Configuration: The planning strategy you are using (indicated by &1 in the error message) is configured in such a way that it does not support forward scheduling. This could be due to the nature of the strategy, which may be designed for backward scheduling or other specific scheduling methods. Product Master Data: The product master data may have settings that restrict forward scheduling based on the selected strategy. Resource Constraints: There may be constraints or settings in the resource or production process that prevent forward scheduling.
Solution: Check Planning Strategy: Review
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