# Can’t get substract work

**URL:** https://discourse.shapr3d.com/t/can-t-get-substract-work/8509
**Category:** Modeling Questions
**Created:** [August 1, 2020, 7:04am UTC](https://discourse.shapr3d.com/t/can-t-get-substract-work/8509 "2020-08-01T07:04:48Z")
**Posts on this page:** 1
**Showing post:** 7

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### Author: ![McD](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.shapr3d.com/mcd/32/15504_2.png) [@McD](https://discourse.shapr3d.com/u/McD)
#### Post date: [August 2, 2020, 3:34pm UTC](https://discourse.shapr3d.com/t/can-t-get-substract-work/8509/7 "2020-08-02T15:34:14Z")

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There is bit of a bug if the subtracting object protrudes out both ends. Shapr3D is aware, and are working on it.

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_[View the full topic](https://discourse.shapr3d.com/t/can-t-get-substract-work/8509)._