The same problem with 12.04, Razer Imperator mouse, worked fine with previous version of ubuntu (don't remember which one). Sometimes it can be couple of hours between reconnects, sometimes it's every 10 seconds.
Oct 4 11:01:25 goldfrapp kernel: [163854.956202] usb 3-2: new full-speed USB device number 81 using xhci_hcd Oct 4 11:01:25 goldfrapp mtp-probe: checking bus 3, device 81: "/sys/devices/pci0000:00/0000:00:1c.1/0000:03:00.0/usb3/3-2" Oct 4 11:01:25 goldfrapp kernel: [163855.038618] input: Razer Razer Imperator as /devices/pci0000:00/0000:00:1c.1/0000:03:00.0/usb3/3-2/3-2:1.0/input/input157 Oct 4 11:01:25 goldfrapp kernel: [163855.038987] generic-usb 0003:1532:002F.008F: input,hidraw2: USB HID v1.11 Mouse [Razer Razer Imperator] on usb-0000:03:00.0-2/inpu t0 Oct 4 11:01:25 goldfrapp mtp-probe: bus: 3, device: 81 was not an MTP device Oct 4 11:01:25 goldfrapp kernel: [163855.062507] input: Razer Razer Imperator as /devices/pci0000:00/0000:00:1c.1/0000:03:00.0/usb3/3-2/3-2:1.1/input/input158 Oct 4 11:01:25 goldfrapp kernel: [163855.062706] generic-usb 0003:1532:002F.0090: input,hidraw3: USB HID v1.11 Keyboard [Razer Razer Imperator] on usb-0000:03:00.0-2/i nput1 Oct 4 11:02:56 goldfrapp kernel: [163945.965552] usb 3-2: USB disconnect, device number 81 Oct 4 11:02:57 goldfrapp kernel: [163946.533324] usb 3-2: new full-speed USB device number 82 using xhci_hcd Oct 4 11:02:57 goldfrapp mtp-probe: checking bus 3, device 82: "/sys/devices/pci0000:00/0000:00:1c.1/0000:03:00.0/usb3/3-2" Oct 4 11:02:57 goldfrapp kernel: [163946.615939] input: Razer Razer Imperator as /devices/pci0000:00/0000:00:1c.1/0000:03:00.0/usb3/3-2/3-2:1.0/input/input159 Oct 4 11:02:57 goldfrapp kernel: [163946.616281] generic-usb 0003:1532:002F.0091: input,hidraw2: USB HID v1.11 Mouse [Razer Razer Imperator] on usb-0000:03:00.0-2/inpu t0 Oct 4 11:02:57 goldfrapp mtp-probe: bus: 3, device: 82 was not an MTP device Oct 4 11:02:57 goldfrapp kernel: [163946.639836] input: Razer Razer Imperator as /devices/pci0000:00/0000:00:1c.1/0000:03:00.0/usb3/3-2/3-2:1.1/input/input160 Oct 4 11:02:57 goldfrapp kernel: [163946.640091] generic-usb 0003:1532:002F.0092: input,hidraw3: USB HID v1.11 Keyboard [Razer Razer Imperator] on usb-0000:03:00.0-2/i nput1 Oct 4 11:03:25 goldfrapp kernel: [163974.991776] usb 3-2: USB disconnect, device number 82 ** Changed in: linux (Ubuntu) Status: Expired => Confirmed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/243707 Title: USB port keeps resetting optical mouse [was: Logitech mx500 mouse] To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/243707/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs