I had that problem, just flash this
http://xdaforums.com/moto-e-2015/cdma-development/flashable-lte-fix-moto-e-6-x-boost-t3290719
Flash it after you flash ROM and gapps and it should pop up different mnvos just choose the one you have
http://xdaforums.com/moto-e-2015/cdma-development/flashable-lte-fix-moto-e-6-x-boost-t3290719
Flash it after you flash ROM and gapps and it should pop up different mnvos just choose the one you have