stuck in bootloder and working os

hello guys
i flashed cm12.1 and after it booted up i rebooted my phone to flash gapps using twrp
but the phone keep booting into bootloader againg and again i can boot into OS and its working fine but no recovery
and all adb commands not working
like flashing recovery , boot ,oem lock unlock...
any suggestions:):confused:

stuck on bootloder

hi everyone
I have just backed to stock rom and lock the bootloader but after I rooted it again and unlock bootloader to install a custom lollipop rom but when I flash this rom and reboot it from recovery ,my phone stucks in the bootloader and shows the bootanimation only
please help me and tell me the information you want to solve this problem
(I tried resurrection remix and bliss pop rom but the same problem):(:(

(I had backed to the custom rom by lg flash tool2014 )
(sorry for bad English)
my phone is lg optimus g ,e975, 10A

I cant relock my z3 bootloder

hi
i have unlocked my bootloder on my sony z3 dual and now i want to relock it so i can update the phone , but i cant.
i used a simple methode using the flashtool but it didn't work for me even though i was using the lastest flashtool.
so is there a soultion fro my problem or another methode that i can try ?