There's no trouble in paradise for Tamar Braxton and her husband, Vince Herbert ... at least that's how they're making it seem.
We got the couple Monday night at LAX, walking hand in hand, and asked if all is well in their marriage -- after an alleged incident Sunday afternoon in Atlanta. According to police docs, officers responded to the Ritz-Carlton for a couple having a heated argument.
Vince had reportedly bolted from the hotel when cops arrived ... and ultimately officers determined it was just a shouting match and there was no crime committed.
So, check out the video -- they've either patched things up, or the Oscar goes to ...