Ionic应用程序在Android模拟器和设备上崩溃

我正在使用Ionic框架和AngularJS构建应用程序。它过去运行良好，现在在模拟器和Android设备中启动后立即崩溃。奇怪的是，它在Ionic View应用程序（http://view.ionic.io/）中运行良好。日志猫说该错误是NullPointerException。

真正让我担心的是，我没有做任何大的改变，另一个应用程序也开始失败。离子科尔多瓦怎么会那样失败？

崩溃部分的完整日志如下：

--------- beginning of crash
E/AndroidRuntime( 2227): FATAL EXCEPTION: main
E/AndroidRuntime( 2227): Process: com.ionicframework.notpush921844, PID: 2227
E/AndroidRuntime( 2227): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.ionicframework.notpush921844/com.ionicframework.notpush921844.MainActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'void org.apache.cordova.CordovaPlugin.privateInitialize(java.lang.String, org.apache.cordova.CordovaInterface, org.apache.cordova.CordovaWebView, org.apache.cordova.CordovaPreferences)' on a null object reference
E/AndroidRuntime( 2227):    at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2298)
E/AndroidRuntime( 2227):    at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2360)
E/AndroidRuntime( 2227):    at android.app.ActivityThread.access$800(ActivityThread.java:144)
E/AndroidRuntime( 2227):    at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1278)
E/AndroidRuntime( 2227):    at android.os.Handler.dispatchMessage(Handler.java:102)
E/AndroidRuntime( 2227):    at android.os.Looper.loop(Looper.java:135)
E/AndroidRuntime( 2227):    at android.app.ActivityThread.main(ActivityThread.java:5221)
E/AndroidRuntime( 2227):    at java.lang.reflect.Method.invoke(Native Method)
E/AndroidRuntime( 2227):    at java.lang.reflect.Method.invoke(Method.java:372)
E/AndroidRuntime( 2227):    at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:899)
E/AndroidRuntime( 2227):    at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:694)
E/AndroidRuntime( 2227): Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'void org.apache.cordova.CordovaPlugin.privateInitialize(java.lang.String, org.apache.cordova.CordovaInterface, org.apache.cordova.CordovaWebView, org.apache.cordova.CordovaPreferences)' on a null object reference
E/AndroidRuntime( 2227):    at org.apache.cordova.PluginManager.getPlugin(PluginManager.java:169)
E/AndroidRuntime( 2227):    at org.apache.cordova.PluginManager.startupPlugins(PluginManager.java:95)
E/AndroidRuntime( 2227):    at org.apache.cordova.PluginManager.init(PluginManager.java:84)
E/AndroidRuntime( 2227):    at org.apache.cordova.CordovaWebViewImpl.init(CordovaWebViewImpl.java:116)
E/AndroidRuntime( 2227):    at org.apache.cordova.CordovaActivity.init(CordovaActivity.java:138)
E/AndroidRuntime( 2227):    at org.apache.cordova.CordovaActivity.loadUrl(CordovaActivity.java:209)
E/AndroidRuntime( 2227):    at com.ionicframework.notpush921844.MainActivity.onCreate(MainActivity.java:32)
E/AndroidRuntime( 2227):    at android.app.Activity.performCreate(Activity.java:5937)
E/AndroidRuntime( 2227):    at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1105)
E/AndroidRuntime( 2227):    at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2251)
E/AndroidRuntime( 2227):    ... 10 more
W/ActivityManager( 1219):   Force finishing activity com.ionicframework.notpush921844/.MainActivity
I/WindowManager( 1219): Screenshot max retries 4 of Token{f511ccd ActivityRecord{230d3264 u0 com.ionicframework.notpush921844/.MainActivity t61 f}} appWin=Window{1adfb8c9 u0 Starting com.ionicframework.notpush921844} drawState=4
E/ActivityManager( 1219): Invalid thumbnail dimensions: 576x576
D/OpenGLRenderer( 1219): Render dirty regions requested: true
D/Atlas   ( 1219): Validating map...
D/        ( 1219): HostConnection::get() New Host Connection established 0x9de19530, tid 2264
I/OpenGLRenderer( 1219): Initialized EGL, version 1.4
D/OpenGLRenderer( 1219): Enabling debug mode 0
W/EGL_emulation( 1219): eglSurfaceAttrib not implemented
W/OpenGLRenderer( 1219): Failed to set EGL_SWAP_BEHAVIOR on surface 0x9de3eb40, error=EGL_SUCCESS
W/ActivityManager( 1219): Activity pause timeout for ActivityRecord{230d3264 u0 com.ionicframework.notpush921844/.MainActivity t61 f}
W/EGL_emulation( 1475): eglSurfaceAttrib not implemented
W/OpenGLRenderer( 1475): Failed to set EGL_SWAP_BEHAVIOR on surface 0xb0a93b40, error=EGL_SUCCESS
W/OpenGLRenderer( 1475): Incorrectly called buildLayer on View: ShortcutAndWidgetContainer, destroying layer...
W/OpenGLRenderer( 1475): Incorrectly called buildLayer on View: ShortcutAndWidgetContainer, destroying layer...
W/OpenGLRenderer( 1475): Incorrectly called buildLayer on View: ShortcutAndWidgetContainer, destroying layer...
I/iu.UploadsManager( 1746): End new media; added: 0, uploading: 0, time: 28 ms
V/ConfigFetchTask( 1746): ConfigFetchTask getDeviceDataVersionInfo(): ABFEt1ViXdAKZc6rqCAOLFv7YJuwVLSY9_n4gaUyYMJPnZLeFSYFobS5FdRKHo-hnBvGnh1pycqXDTZLbzD-k5JtupkV7UW73Ugga_ju-VhYkvWRtl_Jn90jZhoDq_QYlbboOgPzzxDKH54r4FIa2bH3M1p-U8uzShc-PuRzDfha4UOokdUFujGIG2kLo5vTf6UKiU8mrJ_i-n_s1sm2CNkFb7o3Q7f_N1keqlCKSvXmpOQwTd0C7WGOOCYVnk7105hhiah5iLKl_0ZmwnXt9YnD2hVSUAQyDJPeLsFPksOqBpS6WQgtxBQ
I/GoogleURLConnFactory( 1746): Using platform SSLCertificateSocketFactory
W/ActivityThread( 1746): ClassLoader.loadClass: The class loader returned by Thread.getContextClassLoader() may fail for processes that host multiple applications. You should explicitly specify a context class loader. For example: Thread.setContextClassLoader(getClass().getClassLoader());
I/ActivityManager( 1219): Waited long enough for: ServiceRecord{39917cb u0 com.android.calendar/.alerts.InitAlarmsService}
I/ConfigFetchService( 1746): fetch service done; releasing wakelock
I/ConfigFetchService( 1746): stopping self
W/ActivityManager( 1219): Activity destroy timeout for ActivityRecord{230d3264 u0 com.ionicframework.notpush921844/.MainActivity t61 f}
I/CheckinService( 1746): Done disabling old GoogleServicesFramework version
I/ConfigService( 1598): onDestroy
D/TaskPersister( 1219): removeObsoleteFile: deleting file=61_task.xml
D/InitAlarmsService( 2008): Clearing and rescheduling alarms.
I/ActivityManager( 1219): Killing 1538:com.android.printspooler/u0a42 (adj 15): empty #17
W/libprocessgroup( 1219): failed to open /acct/uid_10042/pid_1538/cgroup.procs: No such file or directory
W/AudioTrack( 1219): AUDIO_OUTPUT_FLAG_FAST denied by client
I/Process ( 2227): Sending signal. PID: 2227 SIG: 9
I/ActivityManager( 1219): Process com.ionicframework.notpush921844 (pid 2227) has died
D/OpenGLRenderer( 1219): endAllStagingAnimators on 0xa2fe5880 (RippleDrawable) with handle 0x9deaf750
W/InputMethodManagerService( 1219): Window already focused, ignoring focus gain of: com.android.internal.view.IInputMethodClient$Stub$Proxy@2a47c778 attribute=null, token = android.os.BinderProxy@344958d4