If you can, look around in back or underneath. You may have a pinched or crimped propane line. If rubber hose type connection, try to straighten. Copper, flexing to uncrimp, may cause a leak.
1987 Starcraft Nova tent trailer, purch. '87, sold 8.14
2013 Crusader 290RLT bought new, 8.14 lotsa mods!
2001 Ford F-250 7.3
Loving wife, R.I.P., 6/6/19
and Mason the always dirty dog! R.I.P, 2/19