Tupac Shakur's nose stud changes places within the first 10 minutes. When he watches a cop harass a black man, its in his left nostril. When he gives his speech at the theater, it's in his right nostril.
When 2Pac gets payment from Suge Knight, the money stacks change position when switching from different angles.
Tupac Shakur's last live set at House of Blues includes song ''Hail Mary,'' which was released after his death.
When Tupac meets Faith Evans they are playing the title track from his All Eyez on Me album. He meet Faith before that, and the song they recorded (Wonda Why They Call U Bytch), the night was on the album. They aren't going to be playing music from the album in a club, before the album is finished.
After Tupac was shot, Frank "Big Frank" Alexander exits his vehicle, showing his L.A.P.D. badge to the Las Vegas police officers. Frank was never a member of the Los Angeles Police Department.
When the radio host was interviewing Snoop Dogg on New York's HOT 97, assuming it was Angie Martinez at the time of the interview in 1996, HOT 97 had a different log, and the current logo of HOT 97 did not exist until 1998, two years after Tupac Shakur's death.
During the establishing shot of the San Francisco-Oakland Bay Bridge they show the new bridge that was completed in 2013 despite it saying the scene takes place in the late 1980s.
The film is set in the 1990s, but some post-2000 cars appear.
PlayStation dualshock controllers are visible in a scene set before the PlayStation was released.
In the final scene, Tupac Shakur is murdered in front of the Westin Hotel, with its name clearly showing. Shakur died in 1996; the Westin opened in 2003.
When the white Cadillac pulls up next to Suge's BMW, there is a muzzle flash from the handgun before the actual shooting.