ID:15552 PLL constraints from migration devices are also being used

CAUSE: The PLL constraints from the migration devices you specified are being used in addition to those of the current device. The actual migration devices used are listed in the Compiler report. This message is a submessage of the message that precedes it in the Messages window and in the Messages section of the Report window.

ACTION: No action is required. If desired, you can turn on the PLL Ignore Migration Devices logic option to ignore the constraints from the migration devices.