Doing the following will crash Rocket 1808360:
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In Content Browser, RMB, Blueprint
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In Custom…, search for light and select PointLight
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Edit the new BP
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In the Defaults tab change any parameter that has a slider (for example, Min Roughness)
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Observe the crash with following message:
Fatal error!
Address = 0x48f6457c (filename not found) [in U:\Rocket\Engine\Binaries\Win64\RocketEditor-Engine.dll]
Address = 0x48c6fdf2 (filename not found) [in U:\Rocket\Engine\Binaries\Win64\RocketEditor-Engine.dll]
Address = 0x48c6d599 (filename not found) [in U:\Rocket\Engine\Binaries\Win64\RocketEditor-Engine.dll]
Address = 0x52999542 (filename not found) [in U:\Rocket\Engine\Binaries\Win64\RocketEditor-CoreUObject.dll]
Address = 0x4179ef4d (filename not found) [in U:\Rocket\Engine\Binaries\Win64\RocketEditor-PropertyEditor.dll]
Address = 0x416e17b5 (filename not found) [in U:\Rocket\Engine\Binaries\Win64\RocketEditor-PropertyEditor.dll]
Address = 0x416e1b21 (filename not found) [in U:\Rocket\Engine\Binaries\Win64\RocketEditor-PropertyEditor.dll]
Address = 0x4170e350 (filename not found) [in U:\Rocket\Engine\Binaries\Win64\RocketEditor-PropertyEditor.dll]
Address = 0x41825ced (filename not found) [in U:\Rocket\Engine\Binaries\Win64\RocketEditor-PropertyEditor.dll]
Address = 0x418107b3 (filename not found) [in U:\Rocket\Engine\Binaries\Win64\RocketEditor-PropertyEditor.dll]
Address = 0x41811808 (filename not found) [in U:\Rocket\Engine\Binaries\Win64\RocketEditor-PropertyEditor.dll]
Address = 0x4f7446bb (filename not found) [in U:\Rocket\Engine\Binaries\Win64\RocketEditor-Slate.dll]
Address = 0x4f7a52d8 (filename not found) [in U:\Rocket\Engine\Binaries\Win64\RocketEditor-Slate.dll]
Address = 0x4f771d13 (filename not found) [in U:\Rocket\Engine\Binaries\Win64\RocketEditor-Slate.dll]
Address = 0x4f773158 (filename not found) [in U:\Rocket\Engine\Binaries\Win64\RocketEditor-Slate.dll]
Address = 0x4f6e62a9 (filename not found) [in U:\Rocket\Engine\Binaries\Win64\RocketEditor-Slate.dll]
Address = 0x4f80cc05 (filename not found) [in U:\Rocket\Engine\Binaries\Win64\RocketEditor-Slate.dll]
Address = 0x4f6e791e (filename not found) [in U:\Rocket\Engine\Binaries\Win64\RocketEditor-Slate.dll]
Address = 0x4f6f0752 (filename not found) [in U:\Rocket\Engine\Binaries\Win64\RocketEditor-Slate.dll]
Address = 0x4f6e7838 (filename not found) [in U:\Rocket\Engine\Binaries\Win64\RocketEditor-Slate.dll]
Address = 0x508a88d9 (filename not found) [in U:\Rocket\Engine\Binaries\Win64\RocketEditor-Core.dll]
Address = 0x5089acca (filename not found) [in U:\Rocket\Engine\Binaries\Win64\RocketEditor-Core.dll]
Address = 0x508a9556 (filename not found) [in U:\Rocket\Engine\Binaries\Win64\RocketEditor-Core.dll]
Address = 0x508968d2 (filename not found) [in U:\Rocket\Engine\Binaries\Win64\RocketEditor-Core.dll]
Address = 0x682a171e (filename not found) [in C:\WINDOWS\system32\USER32.dll]
Address = 0x682a14d7 (filename not found) [in C:\WINDOWS\system32\USER32.dll]
Address = 0x508ce559 (filename not found) [in U:\Rocket\Engine\Binaries\Win64\RocketEditor-Core.dll]
Address = 0x508a9beb (filename not found) [in U:\Rocket\Engine\Binaries\Win64\RocketEditor-Core.dll]
Address = 0x18615e64 (filename not found) [in U:\Rocket\Engine\Binaries\Win64\RocketEditor.exe]
Address = 0x1860cb8c (filename not found) [in U:\Rocket\Engine\Binaries\Win64\RocketEditor.exe]
Address = 0x1860cbfa (filename not found) [in U:\Rocket\Engine\Binaries\Win64\RocketEditor.exe]
Address = 0x1861772b (filename not found) [in U:\Rocket\Engine\Binaries\Win64\RocketEditor.exe]
Address = 0x186183c3 (filename not found) [in U:\Rocket\Engine\Binaries\Win64\RocketEditor.exe]
Address = 0x6642167e (filename not found) [in C:\WINDOWS\system32\KERNEL32.DLL]
Address = 0x68cac3f1 (filename not found) [in C:\WINDOWS\SYSTEM32\ntdll.dll]
Address = 0x68cac3f1 (filename not found) [in C:\WINDOWS\SYSTEM32\ntdll.dll]
Seems like properties which don’t have the slider will not crash Rocket when their default values are changed.
Same crash seems to happen if Spot light is selected as Parent Class.