Please keep us posted, also do let us know if turning off Table Ninja improves things at all. Either way, please do enable logging (Configure --> Options --> Logging Enabled and restart PT3) and attempt to import while playing for one full orbit then attach the C:\Program Files\PokerTracker 3\PokerTracker.log and C:\Program Files\PokerTracker 3\PokerTrackerHud.log files to a
support ticket as that will help us figure out why your CPU usage has spiked so much in the recent version.