# Help troubleshooting issue

**URL:** <https://community.inventables.com/t/help-troubleshooting-issue/45470>\
**Category:** X-Carve\
**Created:** [November 16, 2017, 1:19am UTC](https://community.inventables.com/t/help-troubleshooting-issue/45470 "2017-11-16T01:19:29Z")\
**Posts on this page:** 7\
**Page:** 2

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**Author:** ![CarstenDegenhardt](https://yyz1.discourse-cdn.com/flex009/user_avatar/community.inventables.com/carstendegenhardt/32/67281_2.png) [@CarstenDegenhardt](https://community.inventables.com/u/CarstenDegenhardt)\
**Post date:** [November 17, 2017, 1:06am UTC](https://community.inventables.com/t/help-troubleshooting-issue/45470/30 "2017-11-17T01:06:06Z")

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You are probably right. I just had the 2 icons for raster and offset on my mind. Looking at them now and see the offset starts in the center and my my whole theory is gone…😶 being quiet now

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**Author:** ![HaldorLonningdal](https://yyz1.discourse-cdn.com/flex009/user_avatar/community.inventables.com/haldorlonningdal/32/72377_2.png) [@HaldorLonningdal](https://community.inventables.com/u/HaldorLonningdal)\
**Post date:** [November 17, 2017, 7:26am UTC](https://community.inventables.com/t/help-troubleshooting-issue/45470/31 "2017-11-17T07:26:10Z")

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> [@DavidQuick](#):
>
> Just with my fingernail. Ridges get higher moving out from the Center.

Are the ridges (steps) oriented in the same direction (Y+ or Y- side of track)  
What are your cutting feed rates and acceleration values (GRBL value $120/$121)

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**Author:** ![DavidAnnetta](https://avatars.discourse-cdn.com/v4/letter/d/e9c0ed/32.png) [@DavidAnnetta](https://community.inventables.com/u/DavidAnnetta)\
**Post date:** [November 18, 2017, 2:28am UTC](https://community.inventables.com/t/help-troubleshooting-issue/45470/32 "2017-11-18T02:28:29Z")

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Cut a square pocket in mdf, and post a picture

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**Author:** ![DavidQuick](https://yyz1.discourse-cdn.com/flex009/user_avatar/community.inventables.com/davidquick/32/84270_2.png) [@DavidQuick](https://community.inventables.com/u/DavidQuick)\
**Post date:** [November 19, 2017, 2:56am UTC](https://community.inventables.com/t/help-troubleshooting-issue/45470/33 "2017-11-19T02:56:16Z")

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So I figured out what was going on. The eccentrics on the z were not tight enough. The dust shoe and hose was causing drag at both ends. Once I fixed those issues I had the classic non parallel problem. A piece of paper shimming at the top of the z rail fixed that.

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**Author:** ![DavidQuick](https://yyz1.discourse-cdn.com/flex009/user_avatar/community.inventables.com/davidquick/32/84270_2.png) [@DavidQuick](https://community.inventables.com/u/DavidQuick)\
**Post date:** [November 19, 2017, 3:07am UTC](https://community.inventables.com/t/help-troubleshooting-issue/45470/34 "2017-11-19T03:07:04Z")

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They were not. See the drawing above on the left.

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**Author:** ![DavidQuick](https://yyz1.discourse-cdn.com/flex009/user_avatar/community.inventables.com/davidquick/32/84270_2.png) [@DavidQuick](https://community.inventables.com/u/DavidQuick)\
**Post date:** [November 19, 2017, 3:11am UTC](https://community.inventables.com/t/help-troubleshooting-issue/45470/35 "2017-11-19T03:11:22Z")

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Tomorrow I will reskim the wasteboard.

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**Author:** ![DanielLane](https://avatars.discourse-cdn.com/v4/letter/d/ecae2f/32.png) [@DanielLane](https://community.inventables.com/u/DanielLane)\
**Post date:** [March 30, 2020, 4:57pm UTC](https://community.inventables.com/t/help-troubleshooting-issue/45470/36 "2020-03-30T16:57:35Z")

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I am having this same issue on the ends of flat cuts. Was this the fix?

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