Summary
When using Scenegraph components, attaching a device or other asset to the optional variable causes the editor to crash fairly consistently. The crash doesn’t occur when we’re using a creative device
Please select what you are reporting on:
Unreal Editor for Fortnite
What Type of Bug are you experiencing?
Scene Graph
Steps to Reproduce
Create a component with one or more editable variables, such as a ?trigger_device.
Place several triggers and entities in the level, and start attaching a trigger to the editable variable using the eyedropper tool.
Expected Result
Manage to place all triggers on all components with editable optional variables without causing a crash
Observed Result
The editor crashes frequently.
Platform(s)
PC
Additional Notes
[2026.06.12-18.34.58:152][232]LogFort: [DSCT_GI_Off_C][DSCT_GI_Off_C_0] TODM Condition: GI_Off = false
[2026.06.12-18.34.58:152][232]LogFort: [DSCT_GI_Medium_C][DSCT_GI_Medium_C_0] TODM Condition: GI_Medium = false
[2026.06.12-18.34.58:152][232]LogFort: [DSCT_Erebus_C][DSCT_Erebus_C_0] TODM Condition: Erebus = false
[2026.06.12-18.34.58:152][232]LogFort: [DSCT_Mobile_C][DSCT_Mobile_C_0] TODM Condition: Mobile = false
[2026.06.12-18.34.58:152][232]LogFort: [DSCT_PerfMode_C][DSCT_PerfMode_C_0] TODM Condition: PC_PerfMode = false
[2026.06.12-18.34.58:222][232]LogFort: [DSA_UEFN_Ch5S1_C][DSA_UEFN_Ch5S1_C_0] TODM Scalability: TODM Visibility = true
[2026.06.12-18.34.58:328][233]LogConsoleManager: Warning: Console variable ‘r.MotionVectorSimulation’ used in the render thread. Rendering artifacts could happen. Use ECVF_RenderThreadSafe or don’t use in render thread.
[2026.06.12-18.34.58:387][234]LogStreaming: Display: FlushAsyncLoading(3023): 1 QueuedPackages, 0 AsyncPackages
[2026.06.12-18.35.07:163][942]LogStreaming: Display: FlushAsyncLoading(3024): 1 QueuedPackages, 0 AsyncPackages
[2026.06.12-18.35.11:640][228]LogWindows: Error: === Critical error: ===
[2026.06.12-18.35.11:640][228]LogWindows: Error:
[2026.06.12-18.35.11:640][228]LogWindows: Error: Fatal error!
[2026.06.12-18.35.11:640][228]LogWindows: Error:
[2026.06.12-18.35.11:640][228]LogWindows: Error: Unhandled Exception: EXCEPTION_ACCESS_VIOLATION reading address 0xffffffffffffffff
[2026.06.12-18.35.11:640][228]LogWindows: Error:
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff96a29f85e UnrealEditorFortnite-Engine-Win64-Shipping.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff96a1aee64 UnrealEditorFortnite-Engine-Win64-Shipping.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff96a1a273a UnrealEditorFortnite-Engine-Win64-Shipping.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff96a1a2c3e UnrealEditorFortnite-Engine-Win64-Shipping.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff96a1a437b UnrealEditorFortnite-Engine-Win64-Shipping.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff96a1a4417 UnrealEditorFortnite-Engine-Win64-Shipping.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff96a19629c UnrealEditorFortnite-Engine-Win64-Shipping.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff96a163408 UnrealEditorFortnite-Engine-Win64-Shipping.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff96efba619 UnrealEditorFortnite-Engine-Win64-Shipping.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff96efb1f34 UnrealEditorFortnite-Engine-Win64-Shipping.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff96efb2af4 UnrealEditorFortnite-Engine-Win64-Shipping.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff96efc3a22 UnrealEditorFortnite-Engine-Win64-Shipping.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff96efc4fbc UnrealEditorFortnite-Engine-Win64-Shipping.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff96efc322a UnrealEditorFortnite-Engine-Win64-Shipping.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff95433fd7a UnrealEditorFortnite-Common-Win64-Shipping.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff954346cb4 UnrealEditorFortnite-Common-Win64-Shipping.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff96ef639aa UnrealEditorFortnite-Engine-Win64-Shipping.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff96ef173bd UnrealEditorFortnite-Engine-Win64-Shipping.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff96f0d8c75 UnrealEditorFortnite-Engine-Win64-Shipping.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff96f0cb087 UnrealEditorFortnite-Engine-Win64-Shipping.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff96f0b4dbd UnrealEditorFortnite-Engine-Win64-Shipping.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff96f32e028 UnrealEditorFortnite-Engine-Win64-Shipping.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff96f32e195 UnrealEditorFortnite-Engine-Win64-Shipping.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff96f98c972 UnrealEditorFortnite-Engine-Win64-Shipping.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff96f8f4123 UnrealEditorFortnite-Engine-Win64-Shipping.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff96f86ec60 UnrealEditorFortnite-Engine-Win64-Shipping.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff96f8787a4 UnrealEditorFortnite-Engine-Win64-Shipping.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff96f8784b4 UnrealEditorFortnite-Engine-Win64-Shipping.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff96d172a3d UnrealEditorFortnite-Engine-Win64-Shipping.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff96c98ada5 UnrealEditorFortnite-Engine-Win64-Shipping.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff96c9de1a5 UnrealEditorFortnite-Engine-Win64-Shipping.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff96cd322c8 UnrealEditorFortnite-Engine-Win64-Shipping.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff96b6e49e9 UnrealEditorFortnite-Engine-Win64-Shipping.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff96c185511 UnrealEditorFortnite-Engine-Win64-Shipping.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff96bee3739 UnrealEditorFortnite-Engine-Win64-Shipping.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff96bf14b6a UnrealEditorFortnite-Engine-Win64-Shipping.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff96bf0a053 UnrealEditorFortnite-Engine-Win64-Shipping.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff96bf03f1e UnrealEditorFortnite-Engine-Win64-Shipping.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff96beb2cc0 UnrealEditorFortnite-Engine-Win64-Shipping.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff96bea729a UnrealEditorFortnite-Engine-Win64-Shipping.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff96beb4569 UnrealEditorFortnite-Engine-Win64-Shipping.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff96bea5c56 UnrealEditorFortnite-Engine-Win64-Shipping.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ffa7d03c396 USER32.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ffa7d03a7ed USER32.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff96becf326 UnrealEditorFortnite-Engine-Win64-Shipping.dll!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff79d1494a9 UnrealEditorFortnite-Win64-Shipping.exe!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff79d13d0ac UnrealEditorFortnite-Win64-Shipping.exe!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff79d13d12a UnrealEditorFortnite-Win64-Shipping.exe!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff79d13f48a UnrealEditorFortnite-Win64-Shipping.exe!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff79d14a764 UnrealEditorFortnite-Win64-Shipping.exe!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ff79d14b232 UnrealEditorFortnite-Win64-Shipping.exe!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error: [Callstack] 0x00007ffa7c57e957 KERNEL32.DLL!UnknownFunction
[2026.06.12-18.35.11:640][228]LogWindows: Error:
[2026.06.12-18.35.11:650][228]LogExit: Executing StaticShutdownAfterError
[2026.06.12-18.35.11:663][228]LogWindows: FPlatformMisc::RequestExit(1, LaunchWindowsStartup.ExceptionHandler)
[2026.06.12-18.35.11:663][228]LogWindows: FPlatformMisc::RequestExitWithStatus(1, 3, LaunchWindowsStartup.ExceptionHandler)
[2026.06.12-18.35.11:663][228]LogCore: Engine exit requested (reason: Win RequestExit)