On Wednesday 01 September 2010 09:57:15 per...@pluto.rain.com wrote: > Rem P Roberti <remeg...@comcast.net> wrote: > > Brother! Muttprint is now working fine. The problem: the printer > > was offline! Now, before you go accusing me of being a complete > > dufus, let me say that I had no way of knowing that that condition > > existed. The printer itself indicated that it was online---no > > problem. What happened is that somehow, and I'm not sure what > > caused this, the printer became disengaged from its usb port. > > I'd call it a bug in the printer that it continues to indicate > online when it has lost its connection to its host (unless it > also has a network connection, and in that case I imagine you'd > be using the network instead of USB). > > > ... The only way that I could get it talking again to usb was by > > doing a reboot. > > Now _that_ sounds like a possible bug in the USB subsystem, since > USB is supposed to be completely hot-pluggable and should not need > a reboot to get itself straightened out after a mishap. Cc-ing usb@ > list. > > One question which will surely arise is, which FreeBSD version are > you using? The USB stack was completely rewritten in 8.0.
If the USB application does not close the /dev/XXX handles, it will block the enumeration of new USB devices on that bus. Also see "usbconfig -d X.Y reset" --HPS _______________________________________________ freebsd-questions@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-questions To unsubscribe, send any mail to "freebsd-questions-unsubscr...@freebsd.org"