# Cmake GUI 'Permission denied' errors, while building caffe.

**URL:** https://discourse.cmake.org/t/cmake-gui-permission-denied-errors-while-building-caffe/1610
**Category:** Usage
**Created:** [July 22, 2020, 5:54pm UTC](https://discourse.cmake.org/t/cmake-gui-permission-denied-errors-while-building-caffe/1610 "2020-07-22T17:54:17Z")
**Posts on this page:** 1
**Showing post:** 3

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### Author: ![ben.boeckel](https://discourse.cmake.org/letter_avatar_proxy/v4/letter/b/ea5d25/32.png) [@ben.boeckel](https://discourse.cmake.org/u/ben.boeckel)
#### Post date: [November 11, 2020, 5:33pm UTC](https://discourse.cmake.org/t/cmake-gui-permission-denied-errors-while-building-caffe/1610/3 "2020-11-11T17:33:24Z")

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It looks like the build tree is on a `.dmg` view or something. A different build directory in a writable location would be better.

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