About TimeQuest Unconstrained Paths

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sorry,I can't understand what's your meaning .

can you tell me details ? in figure, "in" is a 10MHz clock , "clk" is a 320MHz clock, I want to get a synchronize clk to trigger the data, so...

this program is normal in Classic Timing Analyzer, but in TimeQuest , it gives the warning.

why?

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your picture includes a node called "inst" but you haven't told us anything about it.