id,summary,reporter,owner,description,type,status,priority,milestone,component,version,severity,resolution,keywords,cc,mlocked 6580,changing location of dvb-t-devices in /dev does break channel-scanning,markus.doits@…,danielk,"i've got two dvb-t devices. on startup they are created as /dev/dvb/adapter[0,1]. sometimes on is ""0"", sometimes the other. since i want them to be static i simply created an udev-rule to put the devices into {{{ /dev/dvb/adapter_terra /dev/dvb/adapter_nova }}} by the udev-rule {{{ KERNEL==""dvb*"", SUBSYSTEM==""dvb"", PROGRAM=""/root/scripts/devicenamer.sh $name %p"", NAME:=""%c"" }}} (devicenamer.sh checks the device-info and returns the correct location) assigning the new locations in mythtv-setup works, watching tv in frontend etc. works too, but scanning for channels in mythtv-setup gives ""scan type: failed to open the card"" and on console {{{ 2009-05-26 14:58:52.473 FE_GET_INFO ioctl failed (/dev/dvb/adapter_nova/frontend0). }}} when mythtv-backend is NOT running. starting the backend and trying to scan for channels i do not get the error (so e.g. i get ""scan type: full scan"") but on hitting ""next"" the scan also does not work and on console: {{{ 2009-05-26 15:00:50.402 DVBChan(1:/dev/dvb/adapter_nova1/frontend0) Error: Opening DVB frontend device failed. eno: Device or resource busy (16) }}} which obviously is as it should be, because the backend is accessing it. oh and i think i did not mention before: without the udev-rule (having the devices in adapter[0,1]) channel scanning works. i also tried symlinking with udev, no success either. in this case i cannot scan with mythtv-setup either having the symlink configured as the card nor the original device-node the symlink is pointing to. very weird.",defect,closed,minor,unknown,MythTV - Channel Scanner,unknown,medium,wontfix,,,0