# OpenGL and Big Sur

**URL:** <https://discourse.processing.org/t/opengl-and-big-sur/30045>\
**Category:** Processing\
**Created:** [May 11, 2021, 3:19pm UTC](https://discourse.processing.org/t/opengl-and-big-sur/30045 "2021-05-11T15:19:05Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![jafal](https://yyz2.discourse-cdn.com/flex036/user_avatar/discourse.processing.org/jafal/32/19112_2.png) [@jafal](https://discourse.processing.org/u/jafal)\
**Post date:** [May 11, 2021, 4:24pm UTC](https://discourse.processing.org/t/opengl-and-big-sur/30045/2 "2021-05-11T16:24:51Z")

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> [@P3D not working on Big Siur](https://discourse.processing.org/t/p3d-not-working-on-big-siur/29745):
>
> Even this basic code, cut and pasted from the P3D tutorial, won’t run. Any ideas? float x,y,z; void setup() { size(200,200,P3D); x = width/2; y = height/2; z = 0; } void draw() { translate(x,y,z); rectMode(CENTER); rect(0,0,100,100); z++; // The rectangle moves forward as z increments. } Here is the error I get: 0 AppKit 0x00007fff22ccf47f -[NSWindow(NSWindow\_Theme) \_postWindowNeedsToResetDragMarginsUnlessPostingDisabled] + 352 1 AppKit …

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