# \#bug

**URL:** https://forum.code.org/tag/bug/131.md

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## [Sprite Lab - Costumes Library bug](https://forum.code.org/t/sprite-lab-costumes-library-bug/41015)

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**Author:** [@vejvodova](https://forum.code.org/u/vejvodova)\
**Replies:** 1\
**Last updated:** [June 3, 2025, 4:45pm UTC](https://forum.code.org/t/sprite-lab-costumes-library-bug/41015 "2025-06-03T16:45:24Z")

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Dear code.org team, I’d like to raise an unexpected behaviour of the Sprite Lab Costumes Library. When my students use the English version, they can see the full library, whereas after switching into Czech language, th…

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## [Strange errors with Blackjack App](https://forum.code.org/t/strange-errors-with-blackjack-app/39387)

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**Author:** [@carpenterelija](https://forum.code.org/u/carpenterelija)\
**Replies:** 0\
**Last updated:** [April 30, 2024, 4:51am UTC](https://forum.code.org/t/strange-errors-with-blackjack-app/39387 "2024-04-30T04:51:26Z")

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Student is trying to make a Blackjack app. Most of it is functional, however the shuffle function for some reason seems to make the completeDeck list empty, and thus does not work the second time it is used. Furthermore,…

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## [Potential Bug in Playlab](https://forum.code.org/t/potential-bug-in-playlab/34344)

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**Author:** [@max192](https://forum.code.org/u/max192)\
**Replies:** 3\
**Last updated:** [March 9, 2021, 7:40pm UTC](https://forum.code.org/t/potential-bug-in-playlab/34344 "2021-03-09T19:40:47Z")

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Hi all! After working a while with the PlayLab I think I encountered a bug. Please see the image. Or am I missing something completely? Here is a link to the project: Playlab project

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## [Button Disappearing between Design Tab and Code Tab](https://forum.code.org/t/button-disappearing-between-design-tab-and-code-tab/28707)

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**Author:** [@sarahroberts](https://forum.code.org/u/sarahroberts)\
**Replies:** 2\
**Last updated:** [July 31, 2019, 6:43pm UTC](https://forum.code.org/t/button-disappearing-between-design-tab-and-code-tab/28707 "2019-07-31T18:43:55Z")

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Hey! First time posting on the forum so apologies if I’m doing this incorrectly/in the wrong place. I have a student that is making a personality quiz (https://studio.code.org/projects/applab/YAzPtoAvRRVzrzdtGpHffC\_o48V…

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## [Code in draw loop doesn't run](https://forum.code.org/t/code-in-draw-loop-doesnt-run/21394)

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**Author:** [@urner](https://forum.code.org/u/urner)\
**Replies:** 4\
**Last updated:** [November 5, 2018, 4:52pm UTC](https://forum.code.org/t/code-in-draw-loop-doesnt-run/21394 "2018-11-05T16:52:34Z")

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Sometimes code in the draw loop is not executed. I’ve seen this on projects that are as simple as: function draw() { background("red"); rect(200, 200); } Whenever this happens it can be fixed by either starting ove…