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Altera_Forum
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15 years ago

Can't fit fan-out of node <name> into a single clock region

Hi, I've encounterred with this promblem.I use the ep2c8 ,design with 2 plls.quartus give me an error "Can't fit <clk0> fan-out of node into a single clock region",where clk0 is the 50MHz output o...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

Hi,

How many clocks are u using in your design?Maybe you have no more global line...Are u using ALTCLKCTRL megawizard?