Description

The editor crashes when a user imports a float curve into a timeline within the level blueprint then attempts to open another level.

Steps to Reproduce

1. Download and unzip attached .zip file
2. Open Editor (any project)
3. Import Usher - Omg.mp3 as a float curve
4. Open Level Blueprint
5. Create New Timeline
6. In timeline, create a new float curve, use the imported float curve by selecting it in content browser, then in the timeline press the arrow next to the box that says "none"
7. Compile, save, close level blueprint.
8. Save map.
9. Go to File>Open Level>Any other map

Frequency: 2/2

Callstack
MachineId:3508A2654FB78B4D03D07F8BAF70D985
EpicAccountId:1558531203f84e81b70959b8a59badef

Unknown exception - code 00000001 (first/second chance not available)

Fatal error: [File:D:\BuildFarm\buildmachine_++depot+UE4-Releases+4.5\Engine\Source\Editor\UnrealEd\Private\EditorServer.cpp] [Line: 1703] 
//Game//Maps//crashmap.crashmap still around trying to load D://Unreal Projects//CrashMe//Content//Maps//NewMap.um

KERNELBASE + 37901 bytes
UE4Editor_Core + 3174852 bytes
UE4Editor_Core + 1677215 bytes
UE4Editor_UnrealEd + 2571957 bytes
UE4Editor_UnrealEd + 2714867 bytes
UE4Editor_UnrealEd + 2655197 bytes
UE4Editor_UnrealEd + 2578029 bytes
UE4Editor_UnrealEd + 6123424 bytes
UE4Editor_UnrealEd + 3080788 bytes
UE4Editor_UnrealEd + 3048500 bytes
UE4Editor_UnrealEd + 3001610 bytes
UE4Editor_UnrealEd + 3092674 bytes
UE4Editor_UnrealEd + 3001058 bytes
UE4Editor_UnrealEd + 3001642 bytes
UE4Editor_ContentBrowser + 871462 bytes
UE4Editor_ContentBrowser + 1734454 bytes
UE4Editor_ContentBrowser + 1252179 bytes
UE4Editor_ContentBrowser + 1291096 bytes
UE4Editor_ContentBrowser + 1511783 bytes
UE4Editor_ContentBrowser + 1252563 bytes
UE4Editor_ContentBrowser + 1291528 bytes
UE4Editor_ContentBrowser + 1784182 bytes
UE4Editor_ContentBrowser + 1227254 bytes
UE4Editor_ContentBrowser + 1286539 bytes
UE4Editor_ContentBrowser + 1276022 bytes
UE4Editor_ContentBrowser + 1869215 bytes
UE4Editor_ContentBrowser + 1784767 bytes
UE4Editor_Slate + 818133 bytes
UE4Editor_Slate + 754699 bytes
UE4Editor_Core + 2505996 bytes
UE4Editor_Core + 2450091 bytes
UE4Editor_Core + 2510873 bytes
UE4Editor_Core + 2438466 bytes
user32 + 105425 bytes
user32 + 104666 bytes
UE4Editor_Core + 3157718 bytes
UE4Editor!FEngineLoop::Tick() + 3106 bytes [d:\buildfarm\buildmachine_++depot+ue4-releases+4.5\engine\source\runtime\launch\private\launchengineloop.cpp:2111]
UE4Editor!GuardedMain() + 479 bytes [d:\buildfarm\buildmachine_++depot+ue4-releases+4.5\engine\source\runtime\launch\private\launch.cpp:133]
UE4Editor!GuardedMainWrapper() + 26 bytes [d:\buildfarm\buildmachine_++depot+ue4-releases+4.5\engine\source\runtime\launch\private\windows\launchwindows.cpp:125]
UE4Editor!WinMain() + 249 bytes [d:\buildfarm\buildmachine_++depot+ue4-releases+4.5\engine\source\runtime\launch\private\windows\launchwindows.cpp:201]
UE4Editor!__tmainCRTStartup() + 329 bytes [f:\dd\vctools\crt\crtw32\dllstuff\crtexe.c:618]

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Fixed
ComponentGameplay - Blueprint
Affects Versions4.44.54.5.1
Target Fix4.7
Fix Commit2408905
Release Commit2410778
CreatedOct 27, 2014
ResolvedJan 16, 2015
UpdatedApr 27, 2018