HELP!!! stuck at boot loader

I've unlocked the boot loader and installed the TWRP 3.0.2 in my moto E dual sim , after that i 've made the backup also for the stock rom, then i wanted to install the new rom so i have downloaded it and placed in the external storage with the Gapps .. but when m trying to install everything is getting installed and after thatit is getting stuck at the bootloader . steps what i did is
1) wipe
factory reset/davik cache/data/cache
2)install the roms and gapps

even i've tried to restore the system but still it is remaining same only

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