Audio problem: Just after Dynamo kills Weiss, the next shot shows Dynamo approaching the camera. You can see Dynamos lips moving, and he's speaking, but you can't hear anything.
Audio problem: When Mick is talking about the network uplink being hidden, his lips don't move.
Audio problem: When Amber runs away from Ben the first time (into the bathroom), her words don't match her mouth, which tends to stay open with little movement, like the dialog was dubbed over her just screaming.
Answer: When Ben is walking to the apartment door, he has a huge case with him which is big enough to hold clothes and even shaving equipment. Ben entered the door code into the keypad which unlocked the door so the code was never changed.