I'm thoroughly confused now. I can't seem to get Mach to read the file with any of my settings. I know that G17 followed by the K is causing problems but I can't seem to fix it so I'm going to post all the info I can and hopefully someone way smarter than me can spot the problem and tell what settings should be what.
Here is a sample toolpath that gives errors in Mach:
Here is the machining preferences settings in RhinoCAM:
![](http://img834.imageshack.us/img834/5182/machiningpreferences.jpg)
Here are the relevant tabs in the post processor:
![](http://img810.imageshack.us/img810/4177/helicalspiralmotionheli.jpg)
![](http://img847.imageshack.us/img847/2702/helicalspiralmotionspir.jpg)
Here is the GenConfig page in Mach:
![](http://img847.imageshack.us/img847/6272/generalconfig.jpg)
Here is the gcode produced:
G00 G49 G40.1 G17 G80 G50 G90
G20
(Hole Pocketing)
M6 T3 G43 H3
S5000M03
G00Z0.2500
X0.1249Y-0.0042
G01Z-0.2960 F7.3
G17
G03X0.1250Y0.0000Z-0.5473I0.0000J0.0000R0.125K0.2500 F10.0
X0.1774Y-0.7284I0.0000J0.0000R0.7497Q0.3500
X-0.1774Y0.7284I0.0000J0.0000R0.7497
X0.1774Y-0.7284I0.0000J0.0000R0.7497
G01X0.1250Y0.0000
X0.1035Y0.0700
G03X0.1250Y0.0000Z-0.7737I0.0000J0.0000R0.125K0.2500
X0.1774Y-0.7284I0.0000J0.0000R0.7497Q0.3500
X-0.1774Y0.7284I0.0000J0.0000R0.7497
X0.1774Y-0.7284I0.0000J0.0000R0.7497
G01X0.1250Y0.0000
X0.1035Y0.0700
G03X0.1250Y0.0000Z-1.0000I0.0000J0.0000R0.125K0.2500
X0.1774Y-0.7284I0.0000J0.0000R0.7497Q0.3500
X-0.1774Y0.7284I0.0000J0.0000R0.7497
X0.1774Y-0.7284I0.0000J0.0000R0.7497
G01X0.1250Y0.0000
X0.0000
G00Z0.2500
M5 M9
M30