Quartus

Can't place ClockLock PLL <name> in ClockLock PLL_<number> circuitry because another node is assigned to pin <name>, which feeds the same global signal as this ClockLock PLL circuitry's port of type <type>

CAUSE: You assigned a node to the specified pin. The Fitter cannot place the ClockLock PLL at the specified location because you already assigned a node to the specified pin, which feeds the same global signal as the specified port.
ACTION: Delete the pin assignment to give the Fitter more flexibility to place the ClockLock PLL.

See also:

Deleting Assignments in the Assignment Organizer Dialog Box
Overview: Making Assignments
Overview: Working with Assignments in the Floorplan Editor

- PLDWorld -

 
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