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Angle Vector Flipping - Annoyed!

I was programming a small radius today from and it kept flipping on me when I ran the program. I initially programmed it to 270 to 300 degrees. When I went to ran the program it was way off. The probe would crash into the part in an attempt to go through the part. I F9ed the feature again and it appears that the angle vector had been flipped. So I changed it to 0 to 30 degrees and ran it again. Same thing happened. It is a macro (part family) program. The diameter of the feature is a variable (not sure if that is causing the problem). I ended up having to remake the feature (90 to 120 now!!!) and it seems to be running fine. I didn't check to see if the angle vector was actually flipping in the code, but I think that's what was happening. What do you do when you encounter this kind of issue? Would adding +0 to the angle vector work?
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  • I get this all the time. I've not figured out exactly why, but I get it a lot when I paste with pattern. I check after the PwP, everything is fine, then when the operators go to run the program it switches it.

    I suspect it has something to do with either the backsaves I do (I program in 2017, they run in 2015), or that STUPID MUTHA F*$%@*! CW/CCW thing. I despise CW/CCW in CMM nomenclature, especially when there's another perfectly logical and mathematically correct way to express rotational direction that doesn't depend on direction of view.....
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  • I get this all the time. I've not figured out exactly why, but I get it a lot when I paste with pattern. I check after the PwP, everything is fine, then when the operators go to run the program it switches it.

    I suspect it has something to do with either the backsaves I do (I program in 2017, they run in 2015), or that STUPID MUTHA F*$%@*! CW/CCW thing. I despise CW/CCW in CMM nomenclature, especially when there's another perfectly logical and mathematically correct way to express rotational direction that doesn't depend on direction of view.....
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