I followed your instruction with export DEBUG=5, Here is the contect of /var/log/linuxcnc.log Thanks for looking into this. Tac.
Sep 16 12:52:22 realtimepi msgd:0: startup pid=1509 flavor=rt-preempt rtlevel=5 usrlevel=5 halsize=524288 shm=Posix cc=gcc 6.3.0 20170516 version=v0.1~-----~e656585 Sep 16 12:52:22 realtimepi msgd:0: ØMQ=4.2.1 czmq=4.0.2 protobuf=3.0.0 atomics=gcc intrinsics libwebsockets=2.0.3 Sep 16 12:52:22 realtimepi msgd:0: configured: sha=e656585 Sep 16 12:52:22 realtimepi msgd:0: built: Sep 14 2018 18:01:19 sha=e656585 Sep 16 12:52:22 realtimepi msgd:0: register_stuff: actual hostname as announced by avahi='realtimepi.local' Sep 16 12:52:22 realtimepi msgd:0: zeroconf: registering: 'Log service on realtimepi.local pid 1509' Sep 16 12:52:22 realtimepi rtapi:0: 2:rtapi_app:1514:user rtapi:0: cannot create core dumps - /proc/sys/fs/suid_dumpable contains 0 Sep 16 12:52:22 realtimepi rtapi:0: 2:rtapi_app:1514:user you might have to run 'echo 1 > /proc/sys/fs/suid_dumpable' as root to enable rtapi_app core dumps Sep 16 12:52:23 realtimepi rtapi:0: 4:rtapi_app:1514:user rtapi.so default iparms: '' Sep 16 12:52:23 realtimepi rtapi:0: 4:rtapi_app:1514:user RTAPI:0 posix v0.1~-----~e656585 init Sep 16 12:52:23 realtimepi rtapi:0: 1:rtapi_app:1514:user RTAPI:0 BUG: thread flavors dont match: global 1 rtapi 0 Sep 16 12:52:23 realtimepi rtapi:0: rtapi_app_main(rtapi): -22 Invalid argument Sep 16 12:52:23 realtimepi rtapi:0: 1:rtapi_app:1514:user init_actions() failed Sep 16 12:52:23 realtimepi msgd:0: rtapi_app exit detected - scheduled shutdown Sep 16 12:52:23 realtimepi msgd:0: zeroconf: registered 'Log service on realtimepi.local pid 1509' _machinekit._tcp 0 TXT "uuid=a42c8c6b-4025-4f83-ba28-dad21114744a" "instance=5ada4000-b9af-11e8-a129-b827eb77141b" "service=log" "dsn=ipc:///tmp/0.log.a42c8c6b-4025-4f83-ba28-dad21114744a" Sep 16 12:52:25 realtimepi msgd:0: msgd shutting down Sep 16 12:52:25 realtimepi msgd:0: zeroconf: unregistering 'Log service on realtimepi.local pid 1509' Sep 16 12:52:25 realtimepi msgd:0: log buffer hwm: 0% (0 msgs, 0 bytes out of 524288) Sep 16 12:52:25 realtimepi msgd:0: normal shutdown - global segment detached On Friday, September 14, 2018 at 7:41:29 AM UTC-7, Tac Huynh wrote: > > Please help: > How do I fix this installation error? > Thanks, > Tac. > > I tried to install Machinekit on Raspberry Pi 3, Raspian Stretch, got > following errors: > > sudo apt-get install machinekit-rt-preempt > > .... > Setting up xdot (0.7-2) ... > Setting up machinekit-rt-preempt (0.1.1536747208.git041712d-1~stretch) ... > ln: failed to create symbolic link > '/usr/lib/linuxcnc/rt-preempt/pru_generic.bin': No such file or directory > ln: failed to create symbolic link > '/usr/lib/linuxcnc/rt-preempt/pru_generic.dbg': No such file or directory > ln: failed to create symbolic link > '/usr/lib/linuxcnc/rt-preempt/pru_decamux.bin': No such file or directory > ln: failed to create symbolic link > '/usr/lib/linuxcnc/rt-preempt/pru_decamux.dbg': No such file or directory > dpkg: error processing package machinekit-rt-preempt (--configure): > subprocess installed post-installation script returned error exit status 1 > dpkg: dependency problems prevent configuration of machinekit: > machinekit depends on machinekit-rt-threads; however: > Package machinekit-rt-threads is not installed. > Package machinekit-rt-preempt which provides machinekit-rt-threads is not > configured yet. > > dpkg: error processing package machinekit (--configure): > dependency problems - leaving unconfigured > Processing triggers for libc-bin (2.24-11+deb9u3) ... > Processing triggers for systemd (232-25+deb9u2) ... > Errors were encountered while processing: > machinekit-rt-preempt > machinekit > E: Sub-process /usr/bin/dpkg returned an error code (1) > > -- website: http://www.machinekit.io blog: http://blog.machinekit.io github: https://github.com/machinekit --- You received this message because you are subscribed to the Google Groups "Machinekit" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. Visit this group at https://groups.google.com/group/machinekit. For more options, visit https://groups.google.com/d/optout.
Sep 16 12:52:22 realtimepi msgd:0: startup pid=1509 flavor=rt-preempt rtlevel=5 usrlevel=5 halsize=524288 shm=Posix cc=gcc 6.3.0 20170516 version=v0.1~-----~e656585 Sep 16 12:52:22 realtimepi msgd:0: ØMQ=4.2.1 czmq=4.0.2 protobuf=3.0.0 atomics=gcc intrinsics libwebsockets=2.0.3 Sep 16 12:52:22 realtimepi msgd:0: configured: sha=e656585 Sep 16 12:52:22 realtimepi msgd:0: built: Sep 14 2018 18:01:19 sha=e656585 Sep 16 12:52:22 realtimepi msgd:0: register_stuff: actual hostname as announced by avahi='realtimepi.local' Sep 16 12:52:22 realtimepi msgd:0: zeroconf: registering: 'Log service on realtimepi.local pid 1509' Sep 16 12:52:22 realtimepi rtapi:0: 2:rtapi_app:1514:user rtapi:0: cannot create core dumps - /proc/sys/fs/suid_dumpable contains 0 Sep 16 12:52:22 realtimepi rtapi:0: 2:rtapi_app:1514:user you might have to run 'echo 1 > /proc/sys/fs/suid_dumpable' as root to enable rtapi_app core dumps Sep 16 12:52:23 realtimepi rtapi:0: 4:rtapi_app:1514:user rtapi.so default iparms: '' Sep 16 12:52:23 realtimepi rtapi:0: 4:rtapi_app:1514:user RTAPI:0 posix v0.1~-----~e656585 init Sep 16 12:52:23 realtimepi rtapi:0: 1:rtapi_app:1514:user RTAPI:0 BUG: thread flavors dont match: global 1 rtapi 0 Sep 16 12:52:23 realtimepi rtapi:0: rtapi_app_main(rtapi): -22 Invalid argument Sep 16 12:52:23 realtimepi rtapi:0: 1:rtapi_app:1514:user init_actions() failed Sep 16 12:52:23 realtimepi msgd:0: rtapi_app exit detected - scheduled shutdown Sep 16 12:52:23 realtimepi msgd:0: zeroconf: registered 'Log service on realtimepi.local pid 1509' _machinekit._tcp 0 TXT "uuid=a42c8c6b-4025-4f83-ba28-dad21114744a" "instance=5ada4000-b9af-11e8-a129-b827eb77141b" "service=log" "dsn=ipc:///tmp/0.log.a42c8c6b-4025-4f83-ba28-dad21114744a" Sep 16 12:52:25 realtimepi msgd:0: msgd shutting down Sep 16 12:52:25 realtimepi msgd:0: zeroconf: unregistering 'Log service on realtimepi.local pid 1509' Sep 16 12:52:25 realtimepi msgd:0: log buffer hwm: 0% (0 msgs, 0 bytes out of 524288) Sep 16 12:52:25 realtimepi msgd:0: normal shutdown - global segment detached
