We are creating an app which uses the webview and will access a page where the user needs to upload a file. We are experiencing problems with Android 4.4 where the file choo
Found a solution that worked for me. I've added one more rule in proguard-android.txt:
proguard-android.txt
-keepclassmembers class * extends android.webkit.WebChromeClient { public void openFileChooser(...); }