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unexpected crash while editing sequences

projectThis issue has a sample project attachedThis issue has a sample project attached

Status: Open.

Crash

#15355 In YoYoGames/GameMaker-Bugs;

· gm-bug-reporter opened on Jun 19, 2026

GMRT Compat: UI Layers break depth-sorting

Status: Open.

GMRT Bug

#15354 In YoYoGames/GameMaker-Bugs;

· jackerley opened on Jun 19, 2026

·  

GMRT 0.22.0

In-Game: [GMRT] layer_particle_get_instance() returns an apparently empty struct

gmrt-bugIn-game bugs with the "GMRT" runtimesIn-game bugs with the "GMRT" runtimes

projectThis issue has a sample project attachedThis issue has a sample project attached

Status: Open.

In-Game Bug

#15352 In YoYoGames/GameMaker-Bugs;

· mgeddesGM opened on Jun 19, 2026

GMRT: std::filesystem::path struggles to deal with trailing \\ causing the correct path not to be returned

GMRT_CHECKEDFix was verified in the GMRT runnerFix was verified in the GMRT runner

Status: Open.

GMRT Bug

#15350 In YoYoGames/GameMaker-Bugs;

· sihammill opened on Jun 19, 2026

·  

GMRT 0.22.0

GMRT: vector add/sub/etc methods modify the original struct instead of creating a new one

documentationImprovements or additions to documentation are also required by this issueImprovements or additions to documentation are also required by this issue

Status: Open.

Feature

#15348 In YoYoGames/GameMaker-Bugs;

· DragoniteSpam opened on Jun 18, 2026

Code Editor 2: [Ubuntu IDE] Backspace in the middle of code sometimes jumps to top of code

Status: Open.

IDE Bug

#15347 In YoYoGames/GameMaker-Bugs;

· gm-bug-reporter opened on Jun 18, 2026

Code Editor 2: [Ubuntu IDE] CTRL+F to clear previous search text instead replaces it with tab characters

Status: Open.

IDE Bug

#15346 In YoYoGames/GameMaker-Bugs;

· gm-bug-reporter opened on Jun 18, 2026

GM3D_ prefix on all of the new 3D functions is very awkward and should be shortened, or omitted

documentationImprovements or additions to documentation are also required by this issueImprovements or additions to documentation are also required by this issue

Status: Open.

Feature

#15345 In YoYoGames/GameMaker-Bugs;

· DragoniteSpam opened on Jun 18, 2026

gmrt: collision array functions should return an array instead of being clones of the collision list functions

feature requestNew feature (or a request for one)New feature (or a request for one)

Status: Open.

Feature

#15344 In YoYoGames/GameMaker-Bugs;

· DragoniteSpam opened on Jun 18, 2026

In-Game: [GMRT] asset_get_ids() returns Scripts as empty functions with long names

gmrt-bugIn-game bugs with the "GMRT" runtimesIn-game bugs with the "GMRT" runtimes

projectThis issue has a sample project attachedThis issue has a sample project attached

Status: Open.

In-Game Bug

#15343 In YoYoGames/GameMaker-Bugs;

· maklore opened on Jun 18, 2026

GMRT: black screen in wizard game (because deferred rendering?)

gmrt-bugIn-game bugs with the "GMRT" runtimesIn-game bugs with the "GMRT" runtimes

Status: Open.

In-Game Bug

#15342 In YoYoGames/GameMaker-Bugs;

· DragoniteSpam opened on Jun 18, 2026

Manual Content: Add practical explanation and usage guidance for the Windows game options "Use Legacy DXGI_SWAP_EFFECT_DISCARD" and "Use Raw Mouse Input"

documentationImprovements or additions to documentation are also required by this issueImprovements or additions to documentation are also required by this issue

Status: Open.

Docs Bug

#15339 In YoYoGames/GameMaker-Bugs;

· L-Clouds opened on Jun 18, 2026