./emc
EMC2 - 2.1.5
Machine configuration directory is '/home/gringos/emc2.1.5/configs/sim'
Machine configuration file is 'servo_sim.ini'
Starting EMC2...
libnml/cms/cms_cfg.cc 496: No buffer-line entry found for buffer toolSts in config file emc.nml.
libnml/nml/nml.cc 369: NML: cms_config returned -1.

**********************************************************
* Current Directory = /home/gringos/emc2.1.5/configs/sim
*
**********************************************************
* BufferName = toolSts
* ProcessName = tool
* Config File = emc.nml
* error_type = 0 (NML_NO_ERROR)
************************************************************

toolSts buffer not available
can't connect to NML buffers in emc.nml
HAL:0: ERROR: /home/gringos/emc2.1.5/bin/io exited without becoming ready
MOTION: init_module() starting...
MOTION: init_hal_io() starting...
MOTION: init_hal_io() complete, 8 axes.
MOTION: init_comm_buffers() starting...
MOTION: init_comm_buffers() complete
MOTION: init_threads() starting...
HAL: creating thread base-thread, 50000 nsec
HAL: thread created
HAL: creating thread servo-thread, 1000000 nsec
HAL: thread created
MOTION: setting Traj cycle time to 10000000 nsecs
MOTION: setting Servo cycle time to 1000000 nsecs
MOTION: init_threads() complete
MOTION: init_module() complete
task 0x60ab40 period = 50000 ratio=1
task 0x60ab78 period = 1000000 ratio=20
PID: installed 3 PID loops
SIM_ENCODER: installed 3 simulated encoders
ENCODER: installed 6 encoder counters
HAL:288: ERROR: pin 'iocontrol.0.user-enable-out' not found
HAL config file /home/gringos/emc2.1.5/configs/sim/servo_sim.hal failed.
Shutting down and cleaning up EMC2...
MOTION: cleanup_module() started.
HAL: threads stopped
MOTION: cleanup_module() finished.
Cleanup done
EMC terminated with an error.  You can find more information in the log files
    /home/gringos/emc_debug.txt
and
    /home/gringos/emc_print.txt
as well as in the output of the shell command 'dmesg' and in the terminal