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Windows 7: virtual com port error!

07 Jan 2013   #1

virtual com port error!

hey guys!
I have a USB DVB card that works good! 3 days ago I have working on virtual com ports in matlab soft! and after that when I connect dvb card to my laptop usb ports the dvb software doesn't detect dvb card! and shows this message:

all capable dvb adapters are busy
no free device has been found

after that I try to reinstall matlab and dvb soft and dvb driver too, but it hasn't work yet!
please help! I don't know what to do!
would u help me plz?!

My System SpecsSystem Spec
08 Jan 2013   #2


anybody helppppppliz!
My System SpecsSystem Spec

 virtual com port error!

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