insanity... com6 problem...

i've no idea what happened but suddenly my com6 is gone!.. everything was working fine until i must've unplugged my usb (which happened in the past and was fixed after reboot and/or moving to another usb) and arduino could no longer find it... i've done everything i could think of/find online - numerous usb cords, different usb ports, disabling other ports, uninstalling/reinstalling ide and drivers... nothing!.. and there's no com6 in my device manager no matter what... it just isn't there to select... i'm really at a loss... if someone can suggest anything i've overlooked, please do!.. win7... thanks.

update - tried to on a different laptop and com6/uno isn't showing either... would this happen if the board was fried or something?.. i'm at the end of my rope...

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device manager doesn't react when the board is plugged in (but the board gets juice)... i have com4 and com5 that are "standard serial over bluetooth link"... i've tried THREE different usb cords on 2 different ports... nothing... no reaction... and i don't see any new/unrecognized hardware when i plug it in... really at a loss here...

nobody??? :frowning:

ok, if anyone cares (seriously doubt it but just in case), my new arduino uno works BUT my laptop automatically assigns it to com7 (instead of com6)...

does that mean my old board can be salvaged or is it a gonner?.. i'm all ears if anybody has some thoughts about it...