Crash when switching maps

[xandris]

SLADE Version

3.2.6

OS

Windows, Linux

Editor

Map editor

Steps to Reproduce

My archive has two UDMF maps.

• Opened MAP02, copied all sectors
• Closed MAP02
• Opened MAP01, SLADE crashes

Crash Information

Version: 3.2.6 (x64)
No current action

Operating System: Windows 11 (build 22631), 64-bit edition
Graphics Vendor: ATI Technologies Inc.
Graphics Hardware: AMD Radeon RX 6800 XT
OpenGL Version: 4.6.0 Compatibility Profile Context 24.7.1.240711

Stack Trace:
0: (H:\Dev\SLADE\Build\src\Utility\Polygon2D.cpp:244) slade::Polygon2D::render
1: (H:\Dev\SLADE\Build\src\MapEditor\Renderer\MCAnimations.cpp:423) slade::MCASectorSelection::draw
2: (H:\Dev\SLADE\Build\src\MapEditor\Renderer\Renderer.cpp:967) slade::mapeditor::Renderer::drawAnimations
3: (H:\Dev\SLADE\Build\src\MapEditor\Renderer\Renderer.cpp:1163) slade::mapeditor::Renderer::drawMap2d
4: (H:\Dev\SLADE\Build\src\MapEditor\Renderer\Renderer.cpp:1250) slade::mapeditor::Renderer::draw
5: (H:\Dev\SLADE\Build\src\MapEditor\UI\MapCanvas.cpp:116) slade::MapCanvas::draw
6: (H:\Dev\SLADE\Build\src\UI\Canvas\OGLCanvas.cpp:311) slade::OGLCanvas::onPaint
7: (H:\Dev\vcpkg\buildtrees\wxwidgets\src\v3.2.5-737796f0e2.clean\src\common\appbase.cpp:673) wxAppConsoleBase::CallEventHandler
8: (H:\Dev\vcpkg\buildtrees\wxwidgets\src\v3.2.5-737796f0e2.clean\src\common\event.cpp:1490) wxEvtHandler::ProcessEventIfMatchesId
9: (H:\Dev\vcpkg\buildtrees\wxwidgets\src\v3.2.5-737796f0e2.clean\src\common\event.cpp:1952) wxEvtHandler::SearchDynamicEventTable
10: (H:\Dev\vcpkg\buildtrees\wxwidgets\src\v3.2.5-737796f0e2.clean\include\wx\event.h:4007) wxEvtHandler::TryBeforeAndHere
11: (H:\Dev\vcpkg\buildtrees\wxwidgets\src\v3.2.5-737796f0e2.clean\src\common\event.cpp:1585) wxEvtHandler::ProcessEvent
12: (H:\Dev\vcpkg\buildtrees\wxwidgets\src\v3.2.5-737796f0e2.clean\src\common\event.cpp:1701) wxEvtHandler::SafelyProcessEvent
13: (H:\Dev\vcpkg\buildtrees\wxwidgets\src\v3.2.5-737796f0e2.clean\src\msw\window.cpp:5373) wxWindow::HandlePaint
14: (H:\Dev\vcpkg\buildtrees\wxwidgets\src\v3.2.5-737796f0e2.clean\src\msw\window.cpp:3120) wxWindow::MSWHandleMessage
15: (H:\Dev\vcpkg\buildtrees\wxwidgets\src\v3.2.5-737796f0e2.clean\src\msw\window.cpp:3906) wxWindow::MSWWindowProc
16: (H:\Dev\vcpkg\buildtrees\wxwidgets\src\v3.2.5-737796f0e2.clean\src\msw\window.cpp:2948) wxWndProc
17: [unknown location] DispatchMessageW
18: [unknown location] CallWindowProcW
19: [unknown location] wglSwapBuffers
20: [unknown location] DispatchMessageW
21: [unknown location] DispatchMessageW
22: [unknown location] GetClassLongW
23: [unknown location] KiUserCallbackDispatcher
24: [unknown location] NtUserDispatchMessage
25: [unknown location] DispatchMessageW
26: (H:\Dev\vcpkg\buildtrees\wxwidgets\src\v3.2.5-737796f0e2.clean\src\msw\evtloop.cpp:227) wxGUIEventLoop::Dispatch
27: (H:\Dev\vcpkg\buildtrees\wxwidgets\src\v3.2.5-737796f0e2.clean\src\common\evtloopcmn.cpp:288) wxEventLoopManual::DoRun
28: (H:\Dev\vcpkg\buildtrees\wxwidgets\src\v3.2.5-737796f0e2.clean\src\common\evtloopcmn.cpp:87) wxEventLoopBase::Run
29: (H:\Dev\vcpkg\buildtrees\wxwidgets\src\v3.2.5-737796f0e2.clean\src\common\appbase.cpp:381) wxAppConsoleBase::MainLoop
30: (H:\Dev\vcpkg\buildtrees\wxwidgets\src\v3.2.5-737796f0e2.clean\src\common\init.cpp:497) wxEntryReal
31: (H:\Dev\vcpkg\buildtrees\wxwidgets\src\v3.2.5-737796f0e2.clean\src\msw\main.cpp:175) wxEntry
32: (D:\a\_work\1\s\src\vctools\crt\vcstartup\src\startup\exe_common.inl:288) __scrt_common_main_seh
33: [unknown location] BaseThreadInitThunk
34: [unknown location] RtlUserThreadStart

Last Log Messages:
Total time: 0.028 seconds.
Creating backup C:/Users/alexi/Nextcloud2/Games/Doom/mine/d1slaughter.wad.bak
Opening map MAP01
Removed 79 detached vertices, 0 detached sides, 0 invalid sides and 0 detached sectors
Creating backup C:/Users/alexi/Nextcloud2/Games/Doom/mine/d1slaughter.wad.bak
Creating backup C:/Users/alexi/Nextcloud2/Games/Doom/mine/d1slaughter.wad.bak
Opening map MAP02
Removed 130 detached vertices, 0 detached sides, 0 invalid sides and 0 detached sectors
Opening map MAP01
Removed 79 detached vertices, 0 detached sides, 0 invalid sides and 0 detached sectors

Screenshots