UE4 packaging critical error

Hi. I’m making a game exclusively for Oculus. Lastly, I’m trying to package it and run it. However, the next critical error occurs when the game start button is pressed after installing it in the Oculus. I think there is a problem that the world setting is flying away or the map cannot be loaded. Comparing the sub-levels with the disk size, there is little difference, but I found that the size of the self is quite large in memory. What does this have to do with this? If there’s anyone who can help me, please.

LogPlayLevel: Warning: 10-19 18:10:37.895 10402 10434 D UE4 : [2021.10.19-09.10.37:895][ 20]LogOutputDevice: Warning:
LogPlayLevel: 10-19 18:10:37.895 10402 10434 D UE4 :
LogPlayLevel: 10-19 18:10:37.895 10402 10434 D UE4 : Script Stack (0 frames):
LogPlayLevel: 10-19 18:10:37.895 10402 10434 D UE4 :
LogPlayLevel: 10-19 18:10:37.943 10402 10434 D UE4 : Assertion failed: WorldSettings != nullptr [File:D:/Build/++UE4/Sync/Engine/Source/Runtime/Engine/Private/Level.cpp] [Line: 1829]
LogPlayLevel: 10-19 18:10:37.943 10402 10434 D UE4 : /Game/Demonstration_2.Demonstration_2:PersistentLevel
LogPlayLevel: 10-19 18:10:37.943 10402 10434 D UE4 : [2021.10.19-09.10.37:943][ 20]Assertion failed: WorldSettings != nullptr [File:D:/Build/++UE4/Sync/Engine/Source/Runtime/Engine/Private/Level.cpp] [Line: 1829]
LogPlayLevel: 10-19 18:10:37.943 10402 10434 D UE4 : /Game/Demonstration_2.Demonstration_2:PersistentLevel
LogPlayLevel: Error: 10-19 18:10:37.944 10402 10434 D UE4 : [2021.10.19-09.10.37:944][ 20]LogAndroid: Error: === Critical error: ===
LogPlayLevel: Error: 10-19 18:10:37.944 10402 10434 D UE4 : [2021.10.19-09.10.37:944][ 20]LogAndroid: Error:
LogPlayLevel: Error: 10-19 18:10:37.944 10402 10434 D UE4 : [2021.10.19-09.10.37:944][ 20]LogAndroid: Error: Assertion failed: WorldSettings != nullptr [File:D:/Build/++UE4/Sync/Engine/Source/Runtime/Engine/Private/Level.cpp] [Line: 1829]
LogPlayLevel: Error: 10-19 18:10:37.944 10402 10434 D UE4 : [2021.10.19-09.10.37:944][ 20]LogAndroid: Error: /Game/Demonstration_2.Demonstration_2:PersistentLevel
LogPlayLevel: Error: 10-19 18:10:37.944 10402 10434 D UE4 : [2021.10.19-09.10.37:944][ 20]LogAndroid: Error: [Callstack] 0x00000000BDB42234 libUE4.so(0x000000000AC42234)Unknown []
LogPlayLevel: Error: 10-19 18:10:37.944 10402 10434 D UE4 : [2021.10.19-09.10.37:944][ 20]LogAndroid: Error: [Callstack] 0x00000000BDAFFD5C libUE4.so(0x000000000ABFFD5C)!ULevel::GetWorldSettings(bool) const []
LogPlayLevel: Error: 10-19 18:10:37.944 10402 10434 D UE4 : [2021.10.19-09.10.37:944][ 20]LogAndroid: Error: [Callstack] 0x00000000BE5A668C libUE4.so(0x000000000B6A668C)!UWorld::InitWorld(UWorld::InitializationValues) []
LogPlayLevel: Error: 10-19 18:10:37.944 10402 10434 D UE4 : [2021.10.19-09.10.37:944][ 20]LogAndroid: Error: [Callstack] 0x00000000BE482D18 libUE4.so(0x000000000B582D18)!UEngine::LoadMap(FWorldContext&, FURL, UPendingNetGame*, FString&) []
LogPlayLevel: Error: 10-19 18:10:37.944 10402 10434 D UE4 : [2021.10.19-09.10.37:944][ 20]LogAndroid: Error: [Callstack] 0x00000000BE47E3F4 libUE4.so(0x000000000B57E3F4)!UEngine::Browse(FWorldContext&, FURL, FString&) []
LogPlayLevel: Error: 10-19 18:10:37.944 10402 10434 D UE4 : [2021.10.19-09.10.37:944][ 20]LogAndroid: Error: [Callstack] 0x00000000BE480248 libUE4.so(0x000000000B580248)!UEngine::TickWorldTravel(FWorldContext&, float) []
LogPlayLevel: Error: 10-19 18:10:37.944 10402 10434 D UE4 : [2021.10.19-09.10.37:944][ 20]LogAndroid: Error: [Callstack] 0x00000000BD91BBF4 libUE4.so(0x000000000AA1BBF4)!UGameEngine::Tick(float, bool) []
LogPlayLevel: Error: 10-19 18:10:37.944 10402 10434 D UE4 : [2021.10.19-09.10.37:944][ 20]LogAndroid: Error: [Callstack] 0x00000000B88A3F34 libUE4.so(0x00000000059A3F34)!FEngineLoop::Tick() []
LogPlayLevel: Error: 10-19 18:10:37.944 10402 10434 D UE4 : [2021.10.19-09.10.37:944][ 20]LogAndroid: Error: [Callstack] 0x00000000B8897C60 libUE4.so(0x0000000005997C60)!AndroidMain(android_app*) []
LogPlayLevel: Error: 10-19 18:10:37.944 10402 10434 D UE4 : [2021.10.19-09.10.37:944][ 20]LogAndroid: Error: [Callstack] 0x00000000B88ACEE0 libUE4.so(0x00000000059ACEE0)!android_main() []
LogPlayLevel: Error: 10-19 18:10:37.944 10402 10434 D UE4 : [2021.10.19-09.10.37:944][ 20]LogAndroid: Error: [Callstack] 0x00000000B88E0378 libUE4.so(0x00000000059E0378)Unknown []
LogPlayLevel: Error: 10-19 18:10:37.944 10402 10434 D UE4 : [2021.10.19-09.10.37:944][ 20]LogAndroid: Error: [Callstack] 0x00000000EA6DA6D6 libc.so(0x000000000009A6D6)Unknown []
LogPlayLevel: Error: 10-19 18:10:37.944 10402 10434 D UE4 : [2021.10.19-09.10.37:944][ 20]LogAndroid: Error: [Callstack] 0x00000000EA69F278 libc.so(0x000000000005F278)Unknown []
LogPlayLevel: Error: 10-19 18:10:37.944 10402 10434 D UE4 : [2021.10.19-09.10.37:944][ 20]LogAndroid: Error:
LogPlayLevel: Error: 10-19 18:10:37.945 10402 10434 D UE4 : [2021.10.19-09.10.37:944][ 20]LogAndroid: Error:
LogPlayLevel: Error: 10-19 18:10:37.945 10402 10434 D UE4 : [2021.10.19-09.10.37:945][ 20]LogAndroid: Error: