跟本地的provider有冲突，不能打开拍照

[changoal]

java.lang.NullPointerException: Attempt to invoke virtual method 'android.content.res.XmlResourceParser android.content.pm.ProviderInfo.loadXmlMetaData(android.content.pm.PackageManager, java.lang.String)' on a null object reference at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3320) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3416) at android.app.ActivityThread.access$1100(ActivityThread.java:229) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1821) at android.os.Handler.dispatchMessage(Handler.java:102) at android.os.Looper.loop(Looper.java:148) at android.app.ActivityThread.main(ActivityThread.java:7326) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1230) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1120) Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'android.content.res.XmlResourceParser android.content.pm.ProviderInfo.loadXmlMetaData(android.content.pm.PackageManager, java.lang.String)' on a null object reference at android.support.v4.content.FileProvider.parsePathStrategy(FileProvider.java:604) at android.support.v4.content.FileProvider.getPathStrategy(FileProvider.java:578) at android.support.v4.content.FileProvider.getUriForFile(FileProvider.java:416) at com.yuyh.library.imgsel.ui.ISCameraActivity.camera(ISCameraActivity.java:88) at com.yuyh.library.imgsel.ui.ISCameraActivity.onCreate(ISCameraActivity.java:68) at android.app.Activity.performCreate(Activity.java:6904) at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1136) at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3267) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3416)  at android.app.ActivityThread.access$1100(ActivityThread.java:229)  at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1821)  at android.os.Handler.dispatchMessage(Handler.java:102)  at android.os.Looper.loop(Looper.java:148)  at android.app.ActivityThread.main(ActivityThread.java:7326)

本地的provider_paths.xml ` <root-path name="root_path" path="." />

<external-path
    name="beta_external_path"
    path="Download/" />
<!--/storage/emulated/0/Android/data/${applicationId}/files/apk/-->
<external-path
    name="beta_external_files_path"
    path="Android/data/" />

`