Print file information: RUN_IN_PLACE=no LINUXCNC_DIR= LINUXCNC_BIN_DIR=/usr/bin LINUXCNC_TCL_DIR=/usr/lib/tcltk/linuxcnc LINUXCNC_SCRIPT_DIR= LINUXCNC_RTLIB_DIR=/usr/realtime-3.4-9-rtai-686-pae/modules/linuxcnc LINUXCNC_CONFIG_DIR= LINUXCNC_LANG_DIR=/usr/share/linuxcnc/tcl/msgs INIVAR=inivar HALCMD=halcmd LINUXCNC_EMCSH=/usr/bin/wish8.5 LINUXCNC - 2.7.11 Machine configuration directory is '/home/mauro/linuxcnc/configs/mesa-VFD-hb04' Machine configuration file is 'mesa-pci.ini' INIFILE=/home/mauro/linuxcnc/configs/mesa-VFD-hb04/mesa-pci.ini PARAMETER_FILE=linuxcnc.var TASK=milltask HALUI=halui DISPLAY=axis Starting LinuxCNC... Starting LinuxCNC server program: linuxcncsvr Loading Real Time OS, RTAPI, and HAL_LIB modules Starting LinuxCNC IO program: io Starting HAL User Interface program: halui Found file(REL): ./mesa-pci.hal Found file(REL): ./custom.hal Found file(lib): /usr/share/linuxcnc/hallib/xhc-hb04.tcl CANNOT FIND FILE FOR:monitor_xhc-hb04.tcl Shutting down and cleaning up LinuxCNC... Running HAL shutdown script Killing task linuxcncsvr, PID=7740 xhc-hb04: waiting for XHC-HB04 device xhc-hb04: found XHC-HB04 device xhc-hb04: connection lost, cleaning up [timestamp] [threadID] facility level [function call] -------------------------------------------------------------------------------- A non blocked signal was caught Removing HAL_LIB, RTAPI, and Real Time OS modules Removing NML shared memory segments Debug file information: . xhc-hb04.tcl: using std_start_pause_button 7740 PID TTY STAT TIME COMMAND Stopping realtime threads Unloading hal components [ 0.000000] [00001e6b] libusbx: error [do_close] Device handle closed while transfer was still being processed, but the device is still connected as far as we know [ 0.000022] [00001e6b] libusbx: warning [do_close] A cancellation for an in-flight transfer hasn't completed but closing the device handle