the log file I mentioned above, this time really attached
Jul 26 19:48:39 sophia kernel: [ 1230.610184] generic-usb 0003:051D:0002.0004: hiddev0,hidraw0: USB HID v1.00 Device [American Power Conversion Back-UPS 500 FW: 6.4.I USB FW: c1 ] on usb-0000:00:1d.2-2/input0 Jul 26 19:48:41 sophia apcupsd[18967]: Communications with UPS restored. Jul 26 19:49:43 sophia kernel: [ 1294.712037] usb 3-2: USB disconnect, address 5 Jul 26 19:49:48 sophia kernel: [ 1298.996012] usb 3-2: new low speed USB device using uhci_hcd and address 6 Jul 26 19:49:48 sophia kernel: [ 1299.187020] usb 3-2: New USB device found, idVendor=051d, idProduct=0002 Jul 26 19:49:48 sophia kernel: [ 1299.187069] usb 3-2: New USB device strings: Mfr=3, Product=1, SerialNumber=2 Jul 26 19:49:48 sophia kernel: [ 1299.187117] usb 3-2: Product: Back-UPS 500 FW: 6.4.I USB FW: c1 Jul 26 19:49:48 sophia kernel: [ 1299.187162] usb 3-2: Manufacturer: American Power Conversion Jul 26 19:49:48 sophia kernel: [ 1299.187207] usb 3-2: SerialNumber: BB0311000990 Jul 26 19:49:48 sophia kernel: [ 1299.187363] usb 3-2: configuration #1 chosen from 1 choice Jul 26 19:49:48 sophia kernel: [ 1299.701169] generic-usb 0003:051D:0002.0005: hiddev0,hidraw0: USB HID v1.00 Device [American Power Conversion Back-UPS 500 FW: 6.4.I USB FW: c1 ] on usb-0000:00:1d.2-2/input0 Jul 26 19:49:50 sophia apcupsd[18967]: Communications with UPS restored. Jul 26 19:50:52 sophia kernel: [ 1363.904035] usb 3-2: USB disconnect, address 6 Jul 26 19:50:57 sophia kernel: [ 1368.076015] usb 3-2: new low speed USB device using uhci_hcd and address 7 Jul 26 19:50:57 sophia kernel: [ 1368.267021] usb 3-2: New USB device found, idVendor=051d, idProduct=0002 Jul 26 19:50:57 sophia kernel: [ 1368.267083] usb 3-2: New USB device strings: Mfr=3, Product=1, SerialNumber=2 Jul 26 19:50:57 sophia kernel: [ 1368.267145] usb 3-2: Product: Back-UPS 500 FW: 6.4.I USB FW: c1 Jul 26 19:50:57 sophia kernel: [ 1368.267204] usb 3-2: Manufacturer: American Power Conversion Jul 26 19:50:57 sophia kernel: [ 1368.267263] usb 3-2: SerialNumber: BB0311000990 Jul 26 19:50:57 sophia kernel: [ 1368.267431] usb 3-2: configuration #1 chosen from 1 choice Jul 26 19:50:57 sophia kernel: [ 1368.783174] generic-usb 0003:051D:0002.0006: hiddev0,hidraw0: USB HID v1.00 Device [American Power Conversion Back-UPS 500 FW: 6.4.I USB FW: c1 ] on usb-0000:00:1d.2-2/input0 Jul 26 19:50:59 sophia apcupsd[18967]: Communications with UPS restored.

