Supply Plan is not throwing an exception for Demand at risk due to insufficient lead time

Summary:

In the below snapshot it's a Buy item and has demand every week but the on-hand is not sufficient to fulfill the first 3 weeks demand which is 11,6 and 5 respectively.

So in this case supply plan should throw an exception for Demand at risk due to insufficient lead time for these 3 weeks demand

But it's not happening in this case.

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