FEUL VAPOUR CANISTER LEAKIN GAS

TOYOTA COROLLA 93 1.6 LITRE JUST HAD THE FILLER PIPE TO THE GAS TANK CHANGED NOW GAS LEAKS OUT OF THE  BOTTOM OF THE FUEL VAPOUR CANISTER  , I PUT GAS IN AND IT JUST PISSES OUT THE BOTTOM OF THE CANISTER  ANY IDEAS !!