相关疑难解决方法(0)

运行第二个创建对象并将其存储到ArrayList内部的活动Singleton 后,Activity从创建返回到第一个时出现此错误Activity.

logcat的:

10-09 15:00:48.125: E/AndroidRuntime(4266): FATAL EXCEPTION: main
10-09 15:00:48.125: E/AndroidRuntime(4266): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.nanospark.cnc/com.nanospark.cnc.ContactCreateActivity}: java.lang.RuntimeException: Failed to invoke public org.joda.time.Chronology() with no args
10-09 15:00:48.125: E/AndroidRuntime(4266):     at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2211)
10-09 15:00:48.125: E/AndroidRuntime(4266):     at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2261)
10-09 15:00:48.125: E/AndroidRuntime(4266):     at android.app.ActivityThread.access$600(ActivityThread.java:141)
10-09 15:00:48.125: E/AndroidRuntime(4266):     at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1256)
10-09 15:00:48.125: E/AndroidRuntime(4266):     at android.os.Handler.dispatchMessage(Handler.java:99)
10-09 15:00:48.125: E/AndroidRuntime(4266):     at android.os.Looper.loop(Looper.java:137)
10-09 15:00:48.125: E/AndroidRuntime(4266):     at android.app.ActivityThread.main(ActivityThread.java:5103)
10-09 15:00:48.125: E/AndroidRuntime(4266):     at java.lang.reflect.Method.invokeNative(Native Method)
10-09 15:00:48.125: E/AndroidRuntime(4266):     at java.lang.reflect.Method.invoke(Method.java:525) …