I ran my packaged game and got some error.
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/UMG/Page/LoadingScreen requested by async loading code. NameToLoad: /Game/UMG/Page/LoadingScreen
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/Data/KeyboardButton requested by async loading code. NameToLoad: /Game/Data/KeyboardButton
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/Data/GamepadButton requested by async loading code. NameToLoad: /Game/Data/GamepadButton
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/Data/KeyboardButtonData requested by async loading code. NameToLoad: /Game/Data/KeyboardButtonData
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/Data/InputAxis requested by async loading code. NameToLoad: /Game/Data/InputAxis
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/Data/InputAction requested by async loading code. NameToLoad: /Game/Data/InputAction
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/Data/GamepadButtonData requested by async loading code. NameToLoad: /Game/Data/GamepadButtonData
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/Data/weaponryData requested by async loading code. NameToLoad: /Game/Data/weaponryData
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/Data/SummonItemData requested by async loading code. NameToLoad: /Game/Data/SummonItemData
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/Data/SpecialItemData requested by async loading code. NameToLoad: /Game/Data/SpecialItemData
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/Data/RingsData requested by async loading code. NameToLoad: /Game/Data/RingsData
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/Data/RestorePropsData requested by async loading code. NameToLoad: /Game/Data/RestorePropsData
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/Data/PropsData requested by async loading code. NameToLoad: /Game/Data/PropsData
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/Data/PartisanData requested by async loading code. NameToLoad: /Game/Data/PartisanData
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/Frames/Card/Card_UnleashFire_png requested by async loading code. NameToLoad: /Game/Frames/Card/Card_UnleashFire_png
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/Frames/Card/Card_SwallowFlip_png requested by async loading code. NameToLoad: /Game/Frames/Card/Card_SwallowFlip_png
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/Frames/Card/Card_StormArmor_png requested by async loading code. NameToLoad: /Game/Frames/Card/Card_StormArmor_png
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/Frames/Card/Card_SpiritofEther_png requested by async loading code. NameToLoad: /Game/Frames/Card/Card_SpiritofEther_png
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/Frames/Card/Card_ShakeTheGround_png requested by async loading code. NameToLoad: /Game/Frames/Card/Card_ShakeTheGround_png
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/Frames/Card/Card_RiptideSpear_png requested by async loading code. NameToLoad: /Game/Frames/Card/Card_RiptideSpear_png
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/Frames/Card/Card_Purge_png requested by async loading code. NameToLoad: /Game/Frames/Card/Card_Purge_png
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/Frames/Card/Card_GraspofTheGiant_png requested by async loading code. NameToLoad: /Game/Frames/Card/Card_GraspofTheGiant_png
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/Frames/Card/Card_GrantDarkness_png requested by async loading code. NameToLoad: /Game/Frames/Card/Card_GrantDarkness_png
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/Frames/Card/Card_DancingFlameArmor_png requested by async loading code. NameToLoad: /Game/Frames/Card/Card_DancingFlameArmor_png
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/Frames/Card/Card_AWingbeatofGiantDragon_png requested by async loading code. NameToLoad: /Game/Frames/Card/Card_AWingbeatofGiantDragon_png
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/Items/unleashfire_Magic requested by async loading code. NameToLoad: /Game/Items/unleashfire_Magic
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/Sound/NordrassilClockPrepare requested by async loading code. NameToLoad: /Game/Sound/NordrassilClockPrepare
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/flipbook/effect/Effect_SpellFail requested by async loading code. NameToLoad: /Game/flipbook/effect/Effect_SpellFail
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/flipbook/Boss_Nordrassil/Animation/Boss_NordrassilP2Top_Magic requested by async loading code. NameToLoad: /Game/flipbook/Boss_Nordrassil/Animation/Boss_NordrassilP2Top_Magic
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/Magics/Nordrassil/NordrassilProjectile requested by async loading code. NameToLoad: /Game/Magics/Nordrassil/NordrassilProjectile
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/Sound/BodyLightDamage requested by async loading code. NameToLoad: /Game/Sound/BodyLightDamage
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/Sound/BodyHeavyDamage requested by async loading code. NameToLoad: /Game/Sound/BodyHeavyDamage
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/flipbook/effect/Effect_FireBlast_End requested by async loading code. NameToLoad: /Game/flipbook/effect/Effect_FireBlast_End
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/flipbook/effect/Effect_FireBlast_Begin requested by async loading code. NameToLoad: /Game/flipbook/effect/Effect_FireBlast_Begin
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/flipbook/effect/Effect_Beaten_FreshLight requested by async loading code. NameToLoad: /Game/flipbook/effect/Effect_Beaten_FreshLight
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/flipbook/effect/Effect_Beaten_FreshHeavy requested by async loading code. NameToLoad: /Game/flipbook/effect/Effect_Beaten_FreshHeavy
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/flipbook/effect/Effect_Beaten_ArmorLight requested by async loading code. NameToLoad: /Game/flipbook/effect/Effect_Beaten_ArmorLight
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/flipbook/effect/Effect_Beaten_ArmorHeavy requested by async loading code. NameToLoad: /Game/flipbook/effect/Effect_Beaten_ArmorHeavy
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/flipbook/BasicCharacter/walk/walk_MCA requested by async loading code. NameToLoad: /Game/flipbook/BasicCharacter/walk/walk_MCA
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/flipbook/BasicCharacter/run/run_MCA requested by async loading code. NameToLoad: /Game/flipbook/BasicCharacter/run/run_MCA
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/Data/DamageAngleImpulse requested by async loading code. NameToLoad: /Game/Data/DamageAngleImpulse
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/Data/cloakVelocityEffect requested by async loading code. NameToLoad: /Game/Data/cloakVelocityEffect
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/Weapon/WeaponBase/SwordBase/Stick requested by async loading code. NameToLoad: /Game/Weapon/WeaponBase/SwordBase/Stick
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/Weapon/WeaponBase/empty requested by async loading code. NameToLoad: /Game/Weapon/WeaponBase/empty
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/NPC/Orianna_00 requested by async loading code. NameToLoad: /Game/NPC/Orianna_00
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/NPC/BrockenLegge_01 requested by async loading code. NameToLoad: /Game/NPC/BrockenLegge_01
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/NPC/BrockenLegge_00 requested by async loading code. NameToLoad: /Game/NPC/BrockenLegge_00
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/EnemyAIArea requested by async loading code. NameToLoad: /Game/EnemyAIArea
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/controller requested by async loading code. NameToLoad: /Game/controller
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/TemplatePack requested by async loading code. NameToLoad: /Game/TemplatePack
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/UMG/Page/HUD requested by async loading code. NameToLoad: /Game/UMG/Page/HUD
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/UMG/CampText requested by async loading code. NameToLoad: /Game/UMG/CampText
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/UMG/TravelPointSpot requested by async loading code. NameToLoad: /Game/UMG/TravelPointSpot
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/UMG/TravelPointsPanel requested by async loading code. NameToLoad: /Game/UMG/TravelPointsPanel
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/UMG/TravelPointSlot requested by async loading code. NameToLoad: /Game/UMG/TravelPointSlot
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/UMG/Page/TravelPoints requested by async loading code. NameToLoad: /Game/UMG/Page/TravelPoints
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/Texture/UI_Focus_HexagonGreen requested by async loading code. NameToLoad: /Game/Texture/UI_Focus_HexagonGreen
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/UMG/NPCText requested by async loading code. NameToLoad: /Game/UMG/NPCText
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/UMG/ScrollBoxForShop requested by async loading code. NameToLoad: /Game/UMG/ScrollBoxForShop
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/UMG/PropsDetail requested by async loading code. NameToLoad: /Game/UMG/PropsDetail
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/UMG/PropsDescription requested by async loading code. NameToLoad: /Game/UMG/PropsDescription
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/Texture/UI_Focus_CrossWhite requested by async loading code. NameToLoad: /Game/Texture/UI_Focus_CrossWhite
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/Texture/UI_Focus_CardWhite requested by async loading code. NameToLoad: /Game/Texture/UI_Focus_CardWhite
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/UMG/NPCOption requested by async loading code. NameToLoad: /Game/UMG/NPCOption
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/UMG/Page/homePage requested by async loading code. NameToLoad: /Game/UMG/Page/homePage
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/Data/ProstProcessBlood requested by async loading code. NameToLoad: /Game/Data/ProstProcessBlood
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/Enemy/Enemy requested by async loading code. NameToLoad: /Game/Enemy/Enemy
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/Enemy/Boss/BossBase requested by async loading code. NameToLoad: /Game/Enemy/Boss/BossBase
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/DoorBase requested by async loading code. NameToLoad: /Game/DoorBase
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Couldn't find file for package /Game/Texture/Card/Character/CharacterBG requested by async loading code. NameToLoad: /Game/Texture/Card/Character/CharacterBG
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: ****DumpDependencies [Dependencies]:
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Export 542 PropsDescription
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Linker is ../../../NewGame/Content/UMG/NPCBaseConversation/Conversation00.uasset
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Dep C_BEFORE_S Export 319 CanvasPanelSlot_3 (class CanvasPanelSlot)
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Dep S_BEFORE_C Import 313 PropsDescription_C
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Dep S_BEFORE_C Import 257 Default__PropsDescription_C
[2017.06.05-12.15.02:419] 0]LogStreaming:Error: Dep C_BEFORE_C Export 616 WidgetTree (class WidgetTree)
[2017.06.05-12.15.02:484] 0]LogMac:Error: appError called: Assertion failed: Assertion failed: [File:/Users/build/Build/++UE4+Release-4.16+Compile/Sync/Engine/Source/Runtime/CoreUObject/Private/Serialization/AsyncLoading.cpp] [Line: 2936]
Missing Dependency, request for PropsDescription_C but it hasn't been created yet.
and I found these files are not in my packaged game. What’s wrong with my project? plz help me…T-T