Error: There were errors found due to conflicting constraints in the user PDC and previous post-compile physical constraints.

There is a DRC error due to a PDC and existing database conflict.

Action

• Use the option 'Abort on PDC Error" OFF , The errors will be changed to warnings and compile will be successful.

• Export the previous database constraints by running File->Export->Constraints, manually merge with your PDC file.

• Set Keep Existing physical constraints to OFF; all the previous constraints would be read in the initialization mode and no conflict occurs.