Im writing becouse i coud'nt find any information how to fix this issue, the problem is my portable devices stops working, i dont understand why( Untitleds.png 115.72KB 0 downloads ) i reinstalled windows, same problem, i was using Windows 7 ultimate 64bit changed to proffesional , same issue.
Also my windows does'nt install new device (that i plug in to usb port) drivers ( Untitled 2.png 194.97KB 0 downloads ). Im not sure but i think when i reinstalled windows for some time everything worked , drivers were installing and another day it stoped same errors.
Here is some information about my computer that could help:
Motherboard- GIGABYTE GA-G31M-S2L ( http://www.gigabyte.com/products/product-page.aspx?pid=2693&dl=1#sp )
CPU-Core™ 2 Quad processor/Intel®
RAM- 4gb 800 MHz
Video Card-GeForce GTS 250 1GB (Asus type)
Thank u for your support.
P.S english is not my main language , sorry for mistakes