# MESH ERROR with semi circle heaters on 888

**URL:** https://community.freefem.org/t/mesh-error-with-semi-circle-heaters-on-888/3545
**Category:** General Discussion
**Created:** [October 14, 2024, 8:52am UTC](https://community.freefem.org/t/mesh-error-with-semi-circle-heaters-on-888/3545 "2024-10-14T08:52:18Z")
**Posts on this page:** 1
**Page:** 1

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### Author: ![MNSFREEFEM](https://avatars.discourse-cdn.com/v4/letter/m/a88e57/32.png) [@MNSFREEFEM](https://community.freefem.org/u/MNSFREEFEM)
#### Post date: [October 14, 2024, 8:52am UTC](https://community.freefem.org/t/mesh-error-with-semi-circle-heaters-on-888/3545/1 "2024-10-14T08:52:18Z")

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Hi everyone,  
i have got an issue regarding making a rectangular shape geometry with two semi circular heaters beneath it ,but unfortunately mesh is generated inside semi circle as well ,how can i remove this issue