[ubuntu] problem with usb mouse and DELL 2007FP monitor after wake up

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http://ubuntuforums.org – Hi all, I have a usb mouse connected to my ubuntu machine through the usb hub on my monitor. Normally it works just fine. However, when the monitor goes to sleep and wakes up, the mouse no longer works. The scenario is like this: - the computer is in use, mouse works just fine - step away from the computer for a while. The monitor goes to sleep due to being idle - come back to computer and hit some keys on the keyboard. This wakes up the monitor - in most cases, the mouse does not wake up. Does not even seemed powered on, as the red (Hardware)