M-Series Operator’s Manual 4/9/15 15-12
Miscellaneous errors / messages
Number Message Cause & Effect Action
901 Ref. point invalid on
line NNNNN
G30 with invalid P value (must be 1 or 2).
Job cancelled.
Change P-value to a 1 or 2.
902 No prior G28 or G30
on line NNNNN
G29 with no preceding G28 or G30. Add a G29 or G30.
903 Warning: No
coordinates for G92
on line NNNNN
G92 with no axis coordinates to set.
Remainder of line processed; job
continues.
Add coordinates.
905 Warning: 0 radius arc
on line NNNNN
Arc move was specified with a zero radius.
Move is done as a linear move; job
continues.
Specify a radius.
906 Warning: unknown arc
on line NNNNN
Position of arc move could not be
determined from parameters (e.g. G91 G2
X0 Y0 R1). Move is done as a linear
move; job continues.
Correct program.
907 _ axis travel exceeded
on line NNNNN
Software travel limit would be exceeded
by the requested move. Job cancelled.
Check program, part zero
or tool offset.
909 Program too long: job
canceled
Attempt to run a job over 1MB in length,
without the unlimited program size option.
Job cancelled.
Contact Dealer or break up
program.
910 No subroutines in
MDI
Specified O9100 - O9999 in MDI, which
would begin an embedded subprogram.
MDI cancelled.
911 Illegal recursion Attempt to execute a subprogram or macro
that calls itself, either directly or indirectly.
Job cancelled.
Call correct subprogram.
913 Could not open file
filename.ext
Attempt to call a subprogram or macro, but
the subprogram file does not exist. Job
cancelled.
Make sure file name is
correct and is in the ncfiles
directory.
915 DSP window retry sN
fN rN
DSP window checking failed, move will be
repeated unless the maximum retries have
been reached, s = number of successes, f =
number of failures, r = number of times the
maximum retry value has been reached
916 Unexpected probe
contact
probed tripped when a cycle did not
expected contact
917 Invalid tilt lookup
table
The tilt lookup table file (tilt.tab) has an
invalid format or if it is not found
918 Probe unable to detect
surface
Probe travelled maximum distance without
contact, dsp window checking failed, or
probe repeatability failed.
919 DSP window failed
maximum retries
DSP probe reached the maximum retry
limit without a successful window
920 Unable to clear
obstacle
Probing cycle failed to clear an obstacle
921 Unable to determine
corner
Probing cycle failed to find corner (inside
and outside corner)
922 Out of memory problem allocating memory
923 Error: Z home not set Z home is not set