2010 newmar dutch star. Had to many thins going this morning and lost 120v. Checked circuit breakers, the only one tripped was for inverter. Switched that back on. No electricity. Checked post and we ...
Try flipping the breakers off and on (even if they look untripped) if you have not done so. Some breaker designs don't really look tripped when they trip--the handle doesn't move much or at all.
If you have no 120V power anywhere for anything, it would appear to be the main breaker that tripped.