This is happening after I changed the package name. The app crashes only when I open "About"
This is the crash report
--------- beginning of crash
07-19 18:18:21.332 2739-2739/com.wallkeeper.reader E/AndroidRuntime: FATAL EXCEPTION: main Process: com.wallkeeper.reader, PID: 2739 java.lang.SecurityException: Permission Denial: starting Intent { act=android.intent.action.VIEW cmp=net.fred.feedex/.activity.AboutActivity } from ProcessRecord{ca81fb2 2739:com.wallkeeper.reader/u0a64} (pid=2739, uid=10064) not exported from uid 10063 at android.os.Parcel.readException(Parcel.java:1599) at android.os.Parcel.readException(Parcel.java:1552) at android.app.ActivityManagerProxy.startActivity(ActivityManagerNative.java:2658) at android.app.Instrumentation.execStartActivity(Instrumentation.java:1507) at android.app.Activity.startActivityForResult(Activity.java:3917) at android.support.v4.app.BaseFragmentActivityJB.startActivityForResult(BaseFragmentActivityJB.java:48) at android.support.v4.app.FragmentActivity.startActivityForResult(FragmentActivity.java:75) at android.app.Activity.startActivityForResult(Activity.java:3877) at android.support.v4.app.FragmentActivity.startActivityForResult(FragmentActivity.java:871) at android.app.Activity.startActivity(Activity.java:4200) at android.app.Activity.startActivity(Activity.java:4168) at android.preference.Preference.performClick(Preference.java:1012) at android.preference.PreferenceScreen.onItemClick(PreferenceScreen.java:214) at android.widget.AdapterView.performItemClick(AdapterView.java:310) at android.widget.AbsListView.performItemClick(AbsListView.java:1145) at android.widget.AbsListView$PerformClick.run(AbsListView.java:3042) at android.widget.AbsListView$3.run(AbsListView.java:3879) at android.os.Handler.handleCallback(Handler.java:739) at android.os.Handler.dispatchMessage(Handler.java:95) at android.os.Looper.loop(Looper.java:148) at android.app.ActivityThread.main(ActivityThread.java:5417) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:726) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:616)
