Question

大家好，我是编程新手，需要一些帮助，我希望你们中有一个可以帮助我的人：

当我运行AVD模拟器时，然后单击我的按钮，我收到错误消息“不幸的是，事件记录已停止”。

这就是我的LogCat所说的：

04-11 22:08:10.415: D/dalvikvm(544): Not late-enabling CheckJNI (already on)
04-11 22:08:10.955: D/(544): Created
04-11 22:08:11.445: D/gralloc_goldfish(544): Emulator without GPU emulation detected.
04-11 22:08:19.615: D/AndroidRuntime(544): Shutting down VM
04-11 22:08:19.615: W/dalvikvm(544): threadid=1: thread exiting with uncaught exception (group=0x409961f8)
04-11 22:08:19.655: E/AndroidRuntime(544): FATAL EXCEPTION: main
04-11 22:08:19.655: E/AndroidRuntime(544): java.lang.IllegalStateException: Could not execute method of the activity
04-11 22:08:19.655: E/AndroidRuntime(544):  at android.view.View$1.onClick(View.java:3039)
04-11 22:08:19.655: E/AndroidRuntime(544):  at android.view.View.performClick(View.java:3480)
04-11 22:08:19.655: E/AndroidRuntime(544):  at android.view.View$PerformClick.run(View.java:13983)
04-11 22:08:19.655: E/AndroidRuntime(544):  at android.os.Handler.handleCallback(Handler.java:605)
04-11 22:08:19.655: E/AndroidRuntime(544):  at android.os.Handler.dispatchMessage(Handler.java:92)
04-11 22:08:19.655: E/AndroidRuntime(544):  at android.os.Looper.loop(Looper.java:137)
04-11 22:08:19.655: E/AndroidRuntime(544):  at android.app.ActivityThread.main(ActivityThread.java:4340)
04-11 22:08:19.655: E/AndroidRuntime(544):  at java.lang.reflect.Method.invokeNative(Native Method)
04-11 22:08:19.655: E/AndroidRuntime(544):  at java.lang.reflect.Method.invoke(Method.java:511)
04-11 22:08:19.655: E/AndroidRuntime(544):  at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:784)
04-11 22:08:19.655: E/AndroidRuntime(544):  at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:551)
04-11 22:08:19.655: E/AndroidRuntime(544):  at dalvik.system.NativeStart.main(Native Method)
04-11 22:08:19.655: E/AndroidRuntime(544): Caused by: java.lang.reflect.InvocationTargetException
04-11 22:08:19.655: E/AndroidRuntime(544):  at java.lang.reflect.Method.invokeNative(Native Method)
04-11 22:08:19.655: E/AndroidRuntime(544):  at java.lang.reflect.Method.invoke(Method.java:511)
04-11 22:08:19.655: E/AndroidRuntime(544):  at android.view.View$1.onClick(View.java:3034)
04-11 22:08:19.655: E/AndroidRuntime(544):  ... 11 more
04-11 22:08:19.655: E/AndroidRuntime(544): Caused by: android.content.ActivityNotFoundException: Unable to find explicit activity class {com.example.eventrecorder/com.example.eventrecorder.NewEvent}; have you declared this activity in your AndroidManifest.xml?
04-11 22:08:19.655: E/AndroidRuntime(544):  at android.app.Instrumentation.checkStartActivityResult(Instrumentation.java:1508)
04-11 22:08:19.655: E/AndroidRuntime(544):  at android.app.Instrumentation.execStartActivity(Instrumentation.java:1384)
04-11 22:08:19.655: E/AndroidRuntime(544):  at android.app.Activity.startActivityForResult(Activity.java:3190)
04-11 22:08:19.655: E/AndroidRuntime(544):  at android.app.Activity.startActivity(Activity.java:3297)
04-11 22:08:19.655: E/AndroidRuntime(544):  at com.example.eventrecorder.MainActivity.showAddForm(MainActivity.java:45)
04-11 22:08:19.655: E/AndroidRuntime(544):  ... 14 more

Answer 1

您的AndroidManifest.xml文件没有<activity>元素且android:name属性为com.example.eventrecorder.NewEvent。

如果NewEvent应该是一项活动，则需要添加关联的<activity>元素。

如果NewEvent不是活动，请转到MainActivity方法的第{45}行，并修复您使用的showAddForm() Intent是一个指向实际活动的人。

在此行找到多个注释：

1 个答案: