Ark Dev Kit: I can't play my map

When i press the play button, appear this message:

Assertion failed: ((UObject*)ContainerPtr)->IsA((UClass*)GetOuter()) [File:C:\SVN_Ark\Engine\Source\Runtime\CoreUObject\Public\UObject\UnrealType.h] [Line: 356]
‘Default__Gigant_Character_BP_C’ is of class ‘Gigant_Character_BP_C’ however property ‘ObjectProperty_2335’ belongs to class ‘TRASHCLASS_Gigant_Character_BP_Base_3902’

VERSION: 0.0
KERNELBASE.dll!UnknownFunction (0x00007fff62498a5c) + 0 bytes [UnknownFile:0]
UE4Editor-Core.dll!UnknownFunction (0x00007fff49571c54) + 0 bytes [UnknownFile:0]
UE4Editor-Core.dll!UnknownFunction (0x00007fff49489bd8) + 0 bytes [UnknownFile:0]
UE4Editor-Core.dll!UnknownFunction (0x00007fff49455772) + 0 bytes [UnknownFile:0]
UE4Editor-CoreUObject.dll!UnknownFunction (0x00007fff49096746) + 0 bytes [UnknownFile:0]
UE4Editor-CoreUObject.dll!UnknownFunction (0x00007fff4909b103) + 0 bytes [UnknownFile:0]
UE4Editor-Engine.dll!UnknownFunction (0x00007fff3c7f4784) + 0 bytes [UnknownFile:0]
UE4Editor-Engine.dll!UnknownFunction (0x00007fff3cc9ef6e) + 0 bytes [UnknownFile:0]
UE4Editor-CoreUObject.dll!UnknownFunction (0x00007fff490766be) + 0 bytes [UnknownFile:0]
UE4Editor-CoreUObject.dll!UnknownFunction (0x00007fff4900c2bb) + 0 bytes [UnknownFile:0]
UE4Editor-CoreUObject.dll!UnknownFunction (0x00007fff49037cd1) + 0 bytes [UnknownFile:0]
UE4Editor-CoreUObject.dll!UnknownFunction (0x00007fff4900fe68) + 0 bytes [UnknownFile:0]
UE4Editor-CoreUObject.dll!UnknownFunction (0x00007fff48fe0e32) + 0 bytes [UnknownFile:0]
UE4Editor-CoreUObject.dll!UnknownFunction (0x00007fff490daef4) + 0 bytes [UnknownFile:0]
UE4Editor-CoreUObject.dll!UnknownFunction (0x00007fff490ea824) + 0 bytes [UnknownFile:0]
UE4Editor-CoreUObject.dll!UnknownFunction (0x00007fff490f273b) + 0 bytes [UnknownFile:0]
UE4Editor-CoreUObject.dll!UnknownFunction (0x00007fff490f7a04) + 0 bytes [UnknownFile:0]
UE4Editor-UnrealEd.dll!UnknownFunction (0x00007fff3b3f8cee) + 0 bytes [UnknownFile:0]
UE4Editor-LevelEditor.dll!UnknownFunction (0x00007fff32a9781c) + 0 bytes [UnknownFile:0]
UE4Editor-UnrealEd.dll!UnknownFunction (0x00007fff3b6834b5) + 0 bytes [UnknownFile:0]
UE4Editor-UnrealEd.dll!UnknownFunction (0x00007fff3b6e3610) + 0 bytes [UnknownFile:0]
UE4Editor-UnrealEd.dll!UnknownFunction (0x00007fff3b702a98) + 0 bytes [UnknownFile:0]
UE4Editor-UnrealEd.dll!UnknownFunction (0x00007fff3b420bd9) + 0 bytes [UnknownFile:0]
UE4Editor-UnrealEd.dll!UnknownFunction (0x00007fff3b885a36) + 0 bytes [UnknownFile:0]
UE4Editor.exe!UnknownFunction (0x00007ff7dcc79564) + 0 bytes [UnknownFile:0]
UE4Editor.exe!UnknownFunction (0x00007ff7dcc6ed0f) + 0 bytes [UnknownFile:0]
UE4Editor.exe!UnknownFunction (0x00007ff7dcc6ed7a) + 0 bytes [UnknownFile:0]
UE4Editor.exe!UnknownFunction (0x00007ff7dcc7abe0) + 0 bytes [UnknownFile:0]
UE4Editor.exe!UnknownFunction (0x00007ff7dcc7bb19) + 0 bytes [UnknownFile:0]
KERNEL32.DLL!UnknownFunction (0x00007fff62b013d2) + 0 bytes [UnknownFile:0]
ntdll.dll!UnknownFunction (0x00007fff651854e4) + 0 bytes [UnknownFile:0]
ntdll.dll!UnknownFunction (0x00007fff651854e4) + 0 bytes [UnknownFile:0]

I tried to install it on the Ark and play from there. But when I try to enter the map, Ark returns to its main menu.
I have also tried to play by spawn from the position of the camera. But get the same error.
Someone can help me? D: