Continuity: When Brand Hauser exits the building-ruins after rescuing Natalie Hegalhuzen you can clearly see him putting away one of the two pistols, namingly his right one, and waving with his left arm. The very next shot shows him putting away both pistols, his right, then his left.
Continuity: As Omar leaves the restaurant wearing his glasses, the camera pans back to the dinner table where his glasses can still be seen.