One other detail. This ensure happens sometimes shortly before the crash, but not always.
[2025.04.24-18.13.23:263][685]LogOutputDevice: Error: === Handled ensure: ===
[2025.04.24-18.13.23:264][685]LogOutputDevice: Error:
[2025.04.24-18.13.23:264][685]LogOutputDevice: Error: Ensure condition failed: !bGraphDataInvalid [File:…\Engine\Source\Editor\GraphEditor\Private\SGraphPin.cpp] [Line: 1355]
[2025.04.24-18.13.23:264][685]LogOutputDevice: Error:
[2025.04.24-18.13.23:264][685]LogOutputDevice: Error: Stack:
[2025.04.24-18.13.23:264][685]LogOutputDevice: Error: [Callstack] 0x00007ff982d840fd UnrealEditor-GraphEditor.dll!SGraphPin::GetTooltipText() […\Engine\Source\Editor\GraphEditor\Private\SGraphPin.cpp:1355]
[2025.04.24-18.13.23:264][685]LogOutputDevice: Error: [Callstack] 0x00007ff982d7d8ca UnrealEditor-GraphEditor.dll!TBaseSPMethodDelegateInstance<1,SGraphPin const ,1,FText __cdecl(void),FDefaultDelegateUserPolicy>::Execute() […\Engine\Source\Runtime\Core\Public\Delegates\DelegateInstancesImpl.h:282]
[2025.04.24-18.13.23:264][685]LogOutputDevice: Error: [Callstack] 0x00007ff999faf220 UnrealEditor-Slate.dll!TAttribute<FText>::Get() […\Engine\Source\Runtime\Core\Public\Misc\Attribute.h:251]
[2025.04.24-18.13.23:265][685]LogOutputDevice: Error: [Callstack] 0x00007ff99a335624 UnrealEditor-Slate.dll!SToolTip::IsEmpty() […\Engine\Source\Runtime\Slate\Private\Widgets\SToolTip.cpp:92]
[2025.04.24-18.13.23:265][685]LogOutputDevice: Error: [Callstack] 0x00007ff99a0c9c58 UnrealEditor-Slate.dll!FSlateUser::UpdateTooltip() […\Engine\Source\Runtime\Slate\Private\Framework\Application\SlateUser.cpp:1264]
[2025.04.24-18.13.23:265][685]LogOutputDevice: Error: [Callstack] 0x00007ff999fe89f6 UnrealEditor-Slate.dll!FSlateApplication::TickPlatform() […\Engine\Source\Runtime\Slate\Private\Framework\Application\SlateApplication.cpp:1613]
[2025.04.24-18.13.23:265][685]LogOutputDevice: Error: [Callstack] 0x00007ff999fe7682 UnrealEditor-Slate.dll!FSlateApplication::Tick() […\Engine\Source\Runtime\Slate\Private\Framework\Application\SlateApplication.cpp:1543]
[2025.04.24-18.13.23:265][685]LogOutputDevice: Error: [Callstack] 0x00007ff7b8978e2e UnrealEditor.exe!FEngineLoop::Tick() […\Engine\Source\Runtime\Launch\Private\LaunchEngineLoop.cpp:5999]
[2025.04.24-18.13.23:265][685]LogOutputDevice: Error: [Callstack] 0x00007ff7b899c96d UnrealEditor.exe!GuardedMain() […\Engine\Source\Runtime\Launch\Private\Launch.cpp:225]
[2025.04.24-18.13.23:265][685]LogOutputDevice: Error: [Callstack] 0x00007ff7b899caea UnrealEditor.exe!GuardedMainWrapper() […\Engine\Source\Runtime\Launch\Private\Windows\LaunchWindows.cpp:118]
[2025.04.24-18.13.23:265][685]LogOutputDevice: Error: [Callstack] 0x00007ff7b899ff80 UnrealEditor.exe!LaunchWindowsStartup() […\Engine\Source\Runtime\Launch\Private\Windows\LaunchWindows.cpp:330]
[2025.04.24-18.13.23:265][685]LogOutputDevice: Error: [Callstack] 0x00007ff7b89b5314 UnrealEditor.exe!WinMain() […\Engine\Source\Runtime\Launch\Private\Windows\LaunchWindows.cpp:370]
[2025.04.24-18.13.23:265][685]LogOutputDevice: Error: [Callstack] 0x00007ff7b89b89da UnrealEditor.exe!__scrt_common_main_seh() [D:\a\_work\1\s\src\vctools\crt\vcstartup\src\startup\exe_common.inl:288]
[2025.04.24-18.13.23:265][685]LogOutputDevice: Error: [Callstack] 0x00007ffab5247374 KERNEL32.DLL!UnknownFunction
[2025.04.24-18.13.23:265][685]LogOutputDevice: Error: [Callstack] 0x00007ffab54bcc91 ntdll.dll!UnknownFunction