packaging error while build

Hi. Can someone please explain what this error means..i am working on a project where i have many vr videos to watch, each video is a scene with some quizzes throughtout each video.. i have 24 scenes now and more wil be added in future.. i am getting the error in console when trying to build

ommandInvokationFailure: Android Asset Packaging Tool failed. C:\Users\juhus_000\AppData\Local\Android\Sdk\build-tools\28.0.3\aapt.exe package -v -f -F raw.ap_ -A raw -0 "" --ignore-assets "!.svn:!.git:!.ds_store:!.scc:.:!CVS:!thumbs.db:!picasa.ini:!*~"

stderr[ ERROR: Zip flush failed, archive may be hosed ERROR: packaging of 'raw.ap_' failed ] stdout[ Found 10 custom asset files in raw Configurations: (default)

Files: assets\bin\Data\sharedassets0.resource Src: () raw\bin\Data\sharedassets0.resource assets\bin\Data\sharedassets1.resource Src: () raw\bin\Data\sharedassets1.resource assets\bin\Data\sharedassets11.resource Src: () raw\bin\Data\sharedassets11.resource assets\bin\Data\sharedassets13.resource Src: () raw\bin\Data\sharedassets13.resource assets\bin\Data\sharedassets14.resource Src: () raw\bin\Data\sharedassets14.resource assets\bin\Data\sharedassets15.resource Src: () raw\bin\Data\sharedassets15.resource assets\bin\Data\sharedassets16.resource Src: () raw\bin\Data\sharedassets16.resource assets\bin\Data\sharedassets17.resource Src: () raw\bin\Data\sharedassets17.resource assets\bin\Data\sharedassets20.resource Src: () raw\bin\Data\sharedassets20.resource assets\bin\Data\sharedassets22.resource Src: () raw\bin\Data\sharedassets22.resource

Resource Dirs: Creating 'raw.ap_' Writing all files... 'assets/bin/Data/sharedassets0.resource' (not compressed) 'assets/bin/Data/sharedassets1.resource' (not compressed) 'assets/bin/Data/sharedassets11.resource' (not compressed) 'assets/bin/Data/sharedassets13.resource' (not compressed) 'assets/bin/Data/sharedassets14.resource' (not compressed) 'assets/bin/Data/sharedassets15.resource' (not compressed) 'assets/bin/Data/sharedassets16.resource' (not compressed) 'assets/bin/Data/sharedassets17.resource' (not compressed) 'assets/bin/Data/sharedassets20.resource' (not compressed) 'assets/bin/Data/sharedassets22.resource' (not compressed) Generated 10 files Included 0 files from jar/zip files. Checking for deleted files Removing raw.ap_ due to earlier failures ] exit code: 1 UnityEditor.Android.Command.Run (System.Diagnostics.ProcessStartInfo psi, UnityEditor.Android.WaitingForProcessToExit waitingForProcessToExit, System.String errorMsg) UnityEditor.Android.PostProcessor.Tasks.TasksCommon.Exec (System.String command, System.String args, System.String workingdir, System.String errorMsg, Int32 retriesOnFailure) UnityEditor.HostView:OnGUI()