[CB-13696] the camera fails to open to take a picture after suing proguard in android environment

• Type: Bug
• Status: Closed
• Priority: Critical
• Resolution: Won't Fix
• Component/s: cordova-android
• Labels: android plug-in

Environment

Android

• Assignee: Joey Robert Bowser
• Reporter: Mohd Sohel
• Created: 23/Dec/17 07:21
• Updated: 23/Aug/18 06:46
• Resolved: 23/Dec/17 07:49

Description

the camera plugin fails to open and generate a null point exception error after we use proguard for the project,
the error is as follows
Uncaught exception from plugin
java.lang.NullPointerException: Attempt to invoke virtual method 'android.content.res.XmlResourceParser android.content.pm.PackageItemInfo.loadXmlMetaData(android.content.pm.PackageManager, java.lang.String)' on a null object reference
at android.support.v4.content.FileProvider.b(SourceFile:583)
at android.support.v4.content.FileProvider.a(SourceFile:557)
at android.support.v4.content.FileProvider.a(SourceFile:399)
at org.apache.cordova.camera.CameraLauncher.takePicture(SourceFile:295)
at org.apache.cordova.camera.CameraLauncher.callTakePicture(SourceFile:275)
at org.apache.cordova.camera.CameraLauncher.execute(SourceFile:184)
at org.apache.cordova.CordovaPlugin.execute(SourceFile:98)
at org.apache.cordova.PluginManager.exec(SourceFile:132)
at org.apache.cordova.CordovaBridge.jsExec(SourceFile:57)
at org.apache.cordova.engine.SystemExposedJsApi.exec(SourceFile:41)
at org.chromium.base.SystemMessageHandler.nativeDoRunLoopOnce(Native Method)
at org.chromium.base.SystemMessageHandler.handleMessage(SystemMessageHandler.java:9)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:154)
at android.os.HandlerThread.run(HandlerThread.java:61)

my proguard setting have this lines to keep plugins classses

-keep public class * extends org.apache.cordova.CordovaPlugin
-dontwarn org.apache.**