Default Need help for butterfly S

Hi guys i ran into some trouble while flashing a rom into my device the other day, and now my OS is gone, can't enter recovery and can only enter fastboot. My windows won't even recognize my device and in deivce manager it just label it as Myhtc, with a yellow exclamation mark. This is a link to a thread i made on android central a few days ago and still no solution to it:
Do appreciate any help given! thanks in advance!