Keywords: 145, 157, persistent, prohibited
When the persist option is set for BitGen, BitGen quits with the following error(s) and no bit file is generated:
"ERROR:BitGen:145 - Pin xx is a persistent pin, but a component exists in its IOB. Please rerun PAR with the persistent pins prohibited from use."
"ERROR:BitGen:157 - BitGen will terminate because of the above errors."