我有一个 oculus 闲逛，并决定为它制作一个游戏，因为我目前没有其他 VR 耳机。我阅读了一些可用于为 oculus go 设置虚幻引擎 4 项目的指南，但是在设备上启动游戏时，我收到以下错误消息：
LogPlayLevel: ====27.05.2021 19:07:15====PERFORMING FINAL APK PACKAGE OPERATION================================================
LogPlayLevel: Creating rungradle.bat to work around commandline length limit (using unused drive letter Z:)
LogPlayLevel: Making .apk with Gradle...
LogPlayLevel: Incremental java compilation is an incubating feature.
LogPlayLevel: FAILURE: Build failed with an exception.
LogPlayLevel: * What went wrong:
LogPlayLevel: A problem occurred configuring project ':app'.
LogPlayLevel: > java.lang.NullPointerException (no error message)
LogPlayLevel: * Try:
LogPlayLevel: Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output.
LogPlayLevel: BUILD FAILED
LogPlayLevel: Total time: 14.006 secs
LogPlayLevel: ERROR: cmd.exe failed with args /c "C:\Users\Clemens\Documents\Myst games for vr\MystGO\Myst Masterpiece\MystMasterpieceVR\Intermediate/Android/APK\gradle\rungradle.bat" :app:assembleDebug
LogPlayLevel: (see C:\Users\Clemens\AppData\Roaming\Unreal Engine\AutomationTool\Logs\C+Program+Files+Epic+Games+UE_4.19\UAT_Log.txt for full exception trace)
LogPlayLevel: AutomationTool exiting with ExitCode=1 (Error_Unknown)
LogPlayLevel: Completed Launch On Stage: Deploy Task, Time: 26.353014
LogPlayLevel: BUILD FAILED
PackagingResults: Error: Launch failed! Unknown Error
我希望有人能告诉我发生了什么以及如何解决它。