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This question was closed Apr 16, 2019 at 10:19 AM by Drathanz for the following reason:

The question is answered, right answer was accepted

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Question by Drathanz · Apr 11, 2019 at 09:00 PM · androidxmlandroid-manifest

Build app crashes on start because of including a provider in the AndroidManifest.xml

Hello,

I am trying to install an app from an unity project. I am using code from the answer of this post, regarding the API of 24+. But the app crashes when I enter the necessary information for the provider in the androidmanifest.xml.
Without it, the app works, but show the following error regarding this feature: "java.lang.ClassNotFoundException: android.support.v4.content.FileProvider"
AndroidManifest.xml:

 <?xml version="1.0" encoding="utf-8"?>
 <manifest
     xmlns:android="http://schemas.android.com/apk/res/android"
     package="com.unity3d.player"
     android:installLocation="preferExternal"
     android:theme="@android:style/Theme.NoTitleBar"
     android:versionCode="1"
     android:versionName="1.0">
     <supports-screens
         android:smallScreens="true"
         android:normalScreens="true"
         android:largeScreens="true"
         android:xlargeScreens="true"
         android:anyDensity="true"/>
 
     <application
         android:icon="@drawable/app_icon"
         android:label="@string/app_name"
         android:debuggable="true">
         <activity android:name="com.unity3d.player.UnityPlayerActivity"
                   android:label="@string/app_name">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
                 <category android:name="android.intent.category.LAUNCHER" />
                 <category android:name="android.intent.category.LEANBACK_LAUNCHER" />
             </intent-filter>
             <meta-data android:name="unityplayer.UnityActivity" android:value="true" />
             <meta-data android:name="unityplayer.ForwardNativeEventsToDalvik" android:value="false" />
         </activity>
       <provider
         android:name="android.support.v4.content.FileProvider"
         android:authorities="com.myCompany.myProduct.provider"
         android:exported="false"
         android:grantUriPermissions="true">
         <meta-data
           android:name="android.support.FILE_PROVIDER_PATHS"
           android:resource="@xml/file_provider_paths"/>
       </provider>
     </application>
     <uses-permission android:name="android.permission.BLUETOOTH" />
     <uses-permission android:name="android.permission.BLUETOOTH_ADMIN" />
     <uses-permission android:name="android.permission.INTERNET" />
   <uses-permission android:name="android.permission.REQUEST_INSTALL_PACKAGES" />
 </manifest>

file_provider_paths.xml:

 <?xml version="1.0" encoding="utf-8"?>
 <paths xmlns:android="http://schemas.android.com/apk/res/android">
 <external-path path="Android/data/com.myCompany.myProduct" name="files_root" />
   <external-path path="." name="external_storage_root" />
 </paths>

Every little bit of help is appreciated, since I am really stuck on this issue.

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avatar image MrDos1 · Apr 12, 2019 at 11:06 AM 0
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Have you been able to find a fix for that? Same issue...

avatar image Drathanz MrDos1 · Apr 15, 2019 at 08:00 AM 0
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No, still having the same issue

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Best Answer

Answer by Drathanz · Apr 16, 2019 at 10:18 AM

The reason my application crashed was because of a wrong package. I was using the android.support.v4.jar , using a different version from this link my application doesn't crash anymore.

But after that I got the error message that the root in which my apk to install was didn't exist (IllegalArgumentException). This was fixed for me by defining all paths, found here

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