8:33 AM PT -- New information about the Barstool Sports incident at the Super Bowl Opening Day event in Atlanta -- cops say PFT Commenter was NOT arrested -- but he was issued a criminal trespass warning.
A spokesperson for the Atlanta Police Dept. tells TMZ Sports ... both PFT and Barstool president Dave Portnoy were "in possession of fake Super Bowl LIII media credentials."
"The individuals were issued criminal trespass warnings by APD officers at the request of State Farm Arena security staff."
"Neither man was arrested or cited. Both had the fake credentials taken away and were advised they would be arrested for criminal trespass if they attempted to enter either State Farm Arena , Georgia World Congress Center, Centennial Olympic Park, or Mercedes Benz Stadium property again.