[Q] External SD Card Won't Mount in Custom Rom (Beanstalk)

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http://forum.xda-developers.com – I'm having the worst time finding a solution to this, and it's backwards from everyone else's problems that I'm finding. For the first time, I decided to Root/Flash my phone to a custom ROM via CWM and Beanstalk. Everything went smooth. But now while in the Android OS I am completely unable to mount my 64GB External SD which was fully functional in Stock. To clarify (and what's backwards from everyone else's problems apparently) is that in CWM I CAN see/mount the External drive and browse files on it. It's only once Android boots that the External SD fails to mount. I've Reset/Reload (HowTos)