I have an AT&T Galaxy Mega 6.3, I can't get any recovery on it

[boomies]

Samsung SGH-I527, version is 4.4.2, I used MobileGo One Click Root to root it, baseband version is I527UCUBNE7,
Kernel is 3.4.0-1711751 dpi@SWDD5017#1 and build # is KOT49H.I527UCUBNE7.
SE for Android status: Enforcing SEPF-Samsung_-
Secure Boot Status Type: Samsung