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Stability: GM crash while trying to update a gadget that is being destroyed #15802

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Stability: GM crash while trying to update a gadget that is being destroyed#15802
Crash
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stuckiecameron-home
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projectThis issue has a sample project attached
Milestone
2026.1.0

Description

@gm-bug-reporter
gm-bug-reporter
bot
opened on Aug 15, 2026

Description

Gamemaker Crashed after pressing f5 but game still ran perfectly even with the new additions

Which version of GameMaker are you reporting this issue for?

IDE v2026.0.0.16 Runtime v2026.0.0.23

Which operating system(s) are you seeing the problem on?

Windows 10.0.26200.0

Crash call stack

GUIBaseExtensions.<ForEachGadgetInTree>g__broadcastToAllInList|0_0
System.NullReferenceException: Object reference not set to an instance of an object.
   at YoYoStudio.GUI.GUIBaseExtensions.<ForEachGadgetInTree>g__broadcastToAllInList|0_0[TInterface](List`1 list, Action`1 action)
   at YoYoStudio.GUI.GUIBaseExtensions.ForEachGadgetInTree[TInterface](GUIBase gadget, Action`1 action)
   at YoYoStudio.GUI.GUIBaseExtensions.<ForEachGadgetInTree>g__broadcastToAllInList|0_0[TInterface](List`1 list, Action`1 action)
   at YoYoStudio.GUI.GUIBaseExtensions.ForEachGadgetInTree[TInterface](GUIBase gadget, Action`1 action)
   at YoYoStudio.GUI.GUIBaseExtensions.<ForEachGadgetInTree>g__broadcastToAllInList|0_0[TInterface](List`1 list, Action`1 action)
   at YoYoStudio.GUI.GUIBaseExtensions.<ForEachGadgetInTree>g__broadcastToAllInList|0_0[TInterface](List`1 list, Action`1 action)
   at YoYoStudio.GUI.GUIBaseExtensions.ForEachGadgetInTree[TInterface](GUIBase gadget, Action`1 action)
   at YoYoStudio.GUI.GUIBaseExtensions.<ForEachGadgetInTree>g__broadcastToAllInList|0_0[TInterface](List`1 list, Action`1 action)
   at YoYoStudio.GUI.GUIBaseExtensions.<ForEachGadgetInTree>g__broadcastToAllInList|0_0[TInterface](List`1 list, Action`1 action)
   at YoYoStudio.GUI.GUIBaseExtensions.ForEachGadgetInTree[TInterface](GUIBase gadget, Action`1 action)
   at YoYoStudio.GUI.GUIBaseExtensions.<ForEachGadgetInTree>g__broadcastToAllInList|0_0[TInterface](List`1 list, Action`1 action)
   at YoYoStudio.GUI.GUIBaseExtensions.ForEachGadgetInTree[TInterface](GUIBase gadget, Action`1 action)
   at YoYoStudio.GUI.GUIBaseExtensions.<ForEachGadgetInTree>g__broadcastToAllInList|0_0[TInterface](List`1 list, Action`1 action)
   at YoYoStudio.GUI.DesktopDetails.<ForEachGadgetOnDesktop>g__broadcastToAllInList|5_0[TInterface](List`1 list, Action`1 action)
   at YoYoStudio.GUI.DesktopDetails.ForEachGadgetOnDesktop[TInterface](Action`1 action)
   at YoYoStudio.GUI.WindowManager.ForEachGadgetAcrossAllDesktops[TInterface](Action`1 action)
   at YoYoStudio.GUI.WindowManager.ConsiderBroadcastingAsyncImageLoadCompletions()
   at YoYoStudio.IDE.Run()
   at YoYoStudio.IDE.Execute(String[] _args, ipoint startMousePos)

f4c0fc55-e0c2-46d6-b3cc-0c60b7f80225

Activity

  1. gm-bug-reporter
    added
    projectThis issue has a sample project attached
    on Aug 15, 2026
  2. gm-bug-reporter
    added the
    Crash
    issue type on Aug 15, 2026
  3. github-project-automation
    added this to Team Workloadon Aug 15, 2026
  4. github-project-automation
    moved this to Triage in Team Workloadon Aug 15, 2026
  5. stuckie
    self-assigned this
    on Aug 17, 2026
  6. stuckie
    moved this from Triage to Backlog in Team Workloadon Aug 17, 2026
  7. stuckie
    changed the title [-]Gamemaker Crashed after pressing f5 but game still ran[/-] [+]Stability: Crash while trying to update a gadget that is being destroyed[/+] on Aug 21, 2026
  8. stuckie
    moved this from Backlog to In Progress in Team Workloadon Aug 21, 2026
  9. stuckie
    added this to the 2026.1.0 milestone on Aug 21, 2026
  10. jonathan-markland
    closed this as completedon Aug 21, 2026
  11. github-project-automation
    moved this from In Progress to Done in Team Workloadon Aug 21, 2026
  12. gurpreetsinghmatharoo
    moved this from Done to Ready for QA in Team Workloadon Aug 24, 2026
  13. scott-dunbar
    assigned
    cameron-home
    on Aug 25, 2026

  14. cameron-home commented on Aug 25, 2026

    @cameron-home
    cameron-home
    on Aug 25, 2026

    Cannot reproduce when building from IDE v2026.100.0.1135 Runtime v2026.100.0.1088 so marking as verified

  15. cameron-home
    moved this from Ready for QA to Verified in Team Workloadon Aug 25, 2026
  16. stuckie
    marked GameMaker crashed while I was closing an empty event #15703 as a duplicate of this issue on Aug 25, 2026
  17. YYDan
    changed the title [-]Stability: Crash while trying to update a gadget that is being destroyed[/-] [+]Stability: GM crash while trying to update a gadget that is being destroyed[/+] on Aug 26, 2026
  18. stuckie
    marked silent crash no idea why #15950 as a duplicate of this issue on Sep 7, 2026
  19. yyalansavage
    marked Crashed while editing code #16187 as a duplicate of this issue on Oct 9, 2026
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