<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;">On Jan 2, 2015, at 1:07 PM, Mike Raath <<a href="mailto:raathm@gmail.com">raathm@gmail.com</a>> wrote:<br class=""><br class=""><blockquote type="cite">I built a single VM to monitor the UPS (Ubuntu Server 14.04 i386) and installed NUT on the box from the apt packages. I set it up as per the previous box with the blazer_usb driver and all goes well, for a while. Initially, the UPS reports correctly via upsc, but after a while I get the "Data stale" error, and the box is no longer recognised.<br class=""></blockquote><br class="">This same UPS? <a href="http://news.gmane.org/find-root.php?message_id=CA+=8wNMxFBYkT75aw2jePfA+LaKuNXuvDKvYG3t9B8D+ChPwfQ@mail.gmail.com">http://news.gmane.org/find-root.php?message_id=CA%2b%3d8wNMxFBYkT75aw2jePfA%2bLaKuNXuvDKvYG3t9B8D%2bChPwfQ%40mail.gmail.com</a><div><br></div><div>It looks like Ubuntu 14.04 has NUT 2.7.1, so the nutdrv_qx driver is available. It is a replacement for the blazer_* drivers, and should be a superset of the blazer_usb functionality. I would recommend switching, as there shouldn't be many changes necessary: <a href="http://www.networkupstools.org/docs/man/nutdrv_qx.html#_notes_for_the_previous_user_of_blazer_drivers">http://www.networkupstools.org/docs/man/nutdrv_qx.html#_notes_for_the_previous_user_of_blazer_drivers</a></div><div><br class="">It also looks like the Ubuntu 14.04 package still is affected by a udev-related bug: <a href="https://bugs.launchpad.net/ubuntu/+source/nut/+bug/1099947/comments/4">https://bugs.launchpad.net/ubuntu/+source/nut/+bug/1099947/comments/4</a> If you rename the <span style="color: rgb(51, 51, 51); font-family: monospace; font-size: 12px; line-height: 18px; background-color: rgb(255, 255, 255);">52-nut-usbups.</span><wbr style="color: rgb(51, 51, 51); font-family: monospace; font-size: 12px; line-height: 18px;"><span style="color: rgb(51, 51, 51); font-family: monospace; font-size: 12px; line-height: 18px; background-color: rgb(255, 255, 255);">rules</span> file to <span style="color: rgb(51, 51, 51); font-family: monospace; font-size: 12px; line-height: 18px; background-color: rgb(255, 255, 255);">62-nut-usbups.</span><wbr style="color: rgb(51, 51, 51); font-family: monospace; font-size: 12px; line-height: 18px;"><span style="color: rgb(51, 51, 51); font-family: monospace; font-size: 12px; line-height: 18px; background-color: rgb(255, 255, 255);">rules</span> as indicated in that URL, and unplug and re-plug in the USB cable (or run "udevadm trigger -- subsystem-match=usb"), subsequent driver runs should find the USB device.</div><div><br></div><div><div>-- <br class="">Charles Lepple<br class="">clepple@gmail<br class=""><br class=""><br class=""></div><br class=""></div></body></html>