Your converter only charges your batteries and supplies 12v to your RV.
Is the 15A outlet still working? If so,
X2- (Marcm157) I would think possibly a defective / damaged 30 to 15 adapter might be your problem.
2020 Pinnacle 32rlts
640 watts solar, 300AH lithium
2020 High Country Duramax 3500
Ms says I'm full of useless knowledge and other stuff...