# Juliacall cant use a package that builds fine outside juliacall \<random file path ending in "artifacts"\>/libgobject-2.0.so: undefined symbol: g\_uri\_ref

**URL:** <https://discourse.julialang.org/t/juliacall-cant-use-a-package-that-builds-fine-outside-juliacall-random-file-path-ending-in-artifacts-libgobject-2-0-so-undefined-symbol-g-uri-ref/68289>\
**Category:** General Usage\
**Tags:** question, artifacts, juliacall, glib\_jll\
**Created:** [September 16, 2021, 11:10pm UTC](https://discourse.julialang.org/t/juliacall-cant-use-a-package-that-builds-fine-outside-juliacall-random-file-path-ending-in-artifacts-libgobject-2-0-so-undefined-symbol-g-uri-ref/68289 "2021-09-16T23:10:26Z")\
**Posts on this page:** 1\
**Showing post:** 11

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**Author:** ![Sixzero](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/sixzero/32/28737_2.png) [@Sixzero](https://discourse.julialang.org/u/Sixzero)\
**Post date:** [December 3, 2021, 6:09pm UTC](https://discourse.julialang.org/t/juliacall-cant-use-a-package-that-builds-fine-outside-juliacall-random-file-path-ending-in-artifacts-libgobject-2-0-so-undefined-symbol-g-uri-ref/68289/11 "2021-12-03T18:09:22Z")

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I copied the snipet from here, and also received this error:

> [@real-time camera acquisition and processing, howto](https://discourse.julialang.org/t/real-time-camera-acquisition-and-processing-howto/20398/8):
>
> Indeed! This is the Makie approach I arrived at, with dummy data generated by rand!() and an efficient downsampling approach for lower resolution previews. Also there’s a preview scalefactor speed testing example below which demonstrates that on my setup downsampling is only beneficial at lower than a ~0.5 preview scale factor using Random #For generating fake live video data using Makie, ImageTransformations, Interpolations, Colors, FixedPointNumbers nframes = 500 previewscalefactor = 0.2 …

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