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Altera_Forum
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16 years ago

Critical Warning: Synopsys Design Constraints File file not found

Hello, I’m using quartus for synthesis and place &route. I’m getting the following critical warning: " Critical Warning: Synopsys Design Constraints File file not found: 'smtif.sdc'. A Synop...
Altera_Forum's avatar
Altera_Forum
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16 years ago

A assume that smtif is the name of your design?

It means that you didn't supply a timing constraints file. Without it Quartus can't know what timing the signals should follow, and you have no guarantee your system will work in its environment.