I forgot to mention - I rebooted the machine and this still happens. I realize that's the Windows solution, but I never saw any problems like this when I was using Windows, and no, that's not an acceptable solution either.
On Thu, Oct 29, 2015 at 11:32 PM, MR ZenWiz <[email protected]> wrote: > It's worse. > > I plugged in my Canon LiDE scanner and it shows up on lsusb: > > mar@marbase:~ $ lsusb > Bus 002 Device 002: ID 8087:8001 Intel Corp. > Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub > Bus 001 Device 002: ID 8087:8009 Intel Corp. > Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub > Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub > Bus 003 Device 008: ID 04a9:220e Canon, Inc. CanoScan N1240U/LiDE 30 > Bus 003 Device 002: ID 04f9:0040 Brother Industries, Ltd > Bus 003 Device 005: ID 046d:c517 Logitech, Inc. LX710 Cordless Desktop Laser > Bus 003 Device 006: ID 413c:2011 Dell Computer Corp. Multimedia Pro Keyboard > Bus 003 Device 004: ID 413c:1005 Dell Computer Corp. Multimedia Pro Keyboard > Hub > Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub > > xsane hung after this. I unplugged the scanner and plugged the HP > back in, and the Canon showed up in xsane, but of course it didn't > work. I switched the cable back, and xsane hung again. So I ran > sane-find-scanner: > > mar@marbase:~ $ sudo sane-find-scanner > [sudo] password for mar: > > # sane-find-scanner will now attempt to detect your scanner. If the > # result is different from what you expected, first make sure your > # scanner is powered up and properly connected to your computer. > > # No SCSI scanners found. If you expected something different, make sure > that > # you have loaded a kernel SCSI driver for your SCSI adapter. > > found USB scanner (vendor=0x04a9 [Canon], product=0x220e [CanoScan]) > at libusb:003:008 > # Your USB scanner was (probably) detected. It may or may not be supported > by > # SANE. Try scanimage -L and read the backend's manpage. > > # Not checking for parallel port scanners. > > # Most Scanners connected to the parallel port or other proprietary ports > # can't be detected by this program. > > Now xsane can't find any scanner, so I can't scan anything. > > WTF? > > > > On Thu, Oct 29, 2015 at 11:12 PM, MR ZenWiz <[email protected]> wrote: >> Last time I had this problem, it was on my laptop at my friend's house >> with a wireless HP Envy printer. Eventually that worked when I added >> the printer through CUPS. >> >> At home, I run Xubuntu 14.04.3 with an HP 5740 all-in-one attached on >> the USB (bus 3, device 14). >> >> When I first installed this it was fine, everything worked. >> >> Tonight I tried to scan a document, and xsane can't find the >> scanner/printer/etc. >> >> I removed it with CUPS and reinstalled - no change. >> >> I removed it and used the Xubuntu printer manager to install it, and >> even printed a test page, and that works, and it now shows up in CUPS, >> but xsane still can't find the scanner. >> >> Why does xsane have so much trouble locating what's there and operational? >> >> How does it manage to forget what used to be there (and still is)? >> >> (For the record, hp-setup also can't seem to find the device, even >> when I tell it the USB bus and device id.). >> >> So what else do I need to do to get xsane to recognize this thing >> again so I can use it? >> >> At this point I have to go back to my Canon LiDE scanner, which I like >> but it has no feeder. >> >> This is most frustrating. I hate to say it, but Windows never has >> this problem, and I'm no fan of that PoS. >> >> MR -- sane-devel mailing list: [email protected] http://lists.alioth.debian.org/cgi-bin/mailman/listinfo/sane-devel Unsubscribe: Send mail with subject "unsubscribe your_password" to [email protected]
