Fixed ArrayIndexOutOFBoundsException

app/src/main/AndroidManifest.xml

@@ -6,8 +6,8 @@
     <uses-permission android:name="android.permission.INTERNET" />
     <uses-permission android:name="android.permission.REQUEST_INSTALL_PACKAGES" />
     <uses-permission android:name="android.permission.USE_BIOMETRIC" />
-    <uses-permission
-        android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
+    <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE"/>
+    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
 
     <application
         android:name=".Pupil"
@@ -18,7 +18,8 @@
         android:roundIcon="@mipmap/ic_launcher_round"
         android:supportsRtl="true"
         android:theme="@style/AppTheme"
-        tools:replace="android:theme">
+        tools:replace="android:theme"
+        android:requestLegacyExternalStorage="true">
 
         <provider
             android:authorities="${applicationId}.provider"

app/src/main/java/xyz/quaver/pupil/ui/dialog/DownloadLocationDialog.kt

@@ -115,7 +115,10 @@ class DownloadLocationDialog(val activity: Activity) : AlertDialog(activity) {
         externalFilesDirs.indexOfFirst {
             it.canonicalPath == getDownloadDirectory(context).canonicalPath
         }.let { index ->
-            buttons[index].first.isChecked = true
+            if (index < 0)
+                buttons.first().first.isChecked = true
+            else
+                buttons[index].first.isChecked = true
         }
 
         setTitle(R.string.settings_dl_location)