Question [Q]

im no expert..... I have ported two different roms for my phone (Huawei y201 pro) from (Huawei g300) all those are stuck on boot animation what caused it? how can I prevent it happening?? please guide my all available roms for my phone are ported from g300 and they work fine
I follow this method for porting
http://forum.xda-developers.com/show....php?t=1908008