Help my Lg g2 stuck on black screen

My g2 f320k just got stuck on the black screen after upgrading from cloudy g2 2.2 kitkat 4.4.2 to cloudy g2 3.3 lollipop 5.0 all i did was i followed everything single instruction plz help me no download mode no recovery and no normal booting when ever i connect it to a windows 7 pc all i get is this error lg g2 qhsusb_bulk(qualcomm 9006) not found plz help