Android Two Fragment ListView 布局异常

Question

我遇到了一个奇怪的问题..我正在制作一个自定义联系人应用程序，我今天使用 Fragments 重构了我的应用程序...我使用 Communicator 设计模式将所选联系人的 ID 传递给右侧的联系人详细信息 Fragmet 以显示联系人的详细信息...该应用程序现在在我放置了单个 Activity 布局的智能手机中运行完美，但如果我在平板电脑中运行相同的布局(布局大有 2 个 fragment )它强制关闭并告诉一些有线错误..Tried在谷歌搜索它并受够了..我将在这里发布日志信息请帮助我..v4支持库和Sqlite查询的一些问题但无法解决..请帮助..如果你特别需要任何代码告诉我, 我发一下

11-26 00:00:38.377: E/AndroidRuntime(3273): FATAL EXCEPTION: main
11-26 00:00:38.377: E/AndroidRuntime(3273): java.lang.RuntimeException: Unable to resume activity {com.example.mysamplelistfragment/com.example.mysamplelistfragment.MainActivity}: java.lang.IllegalArgumentException: the bind value at index 1 is null
11-26 00:00:38.377: E/AndroidRuntime(3273):     at android.app.ActivityThread.performResumeActivity(ActivityThread.java:2575)
11-26 00:00:38.377: E/AndroidRuntime(3273):     at android.app.ActivityThread.handleResumeActivity(ActivityThread.java:2603)
11-26 00:00:38.377: E/AndroidRuntime(3273):     at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2089)
11-26 00:00:38.377: E/AndroidRuntime(3273):     at android.app.ActivityThread.access$600(ActivityThread.java:130)
11-26 00:00:38.377: E/AndroidRuntime(3273):     at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1195)
11-26 00:00:38.377: E/AndroidRuntime(3273):     at android.os.Handler.dispatchMessage(Handler.java:99)
11-26 00:00:38.377: E/AndroidRuntime(3273):     at android.os.Looper.loop(Looper.java:137)
11-26 00:00:38.377: E/AndroidRuntime(3273):     at android.app.ActivityThread.main(ActivityThread.java:4745)
11-26 00:00:38.377: E/AndroidRuntime(3273):     at java.lang.reflect.Method.invokeNative(Native Method)
11-26 00:00:38.377: E/AndroidRuntime(3273):     at java.lang.reflect.Method.invoke(Method.java:511)
11-26 00:00:38.377: E/AndroidRuntime(3273):     at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:786)
11-26 00:00:38.377: E/AndroidRuntime(3273):     at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:553)
11-26 00:00:38.377: E/AndroidRuntime(3273):     at dalvik.system.NativeStart.main(Native Method)
11-26 00:00:38.377: E/AndroidRuntime(3273): Caused by: java.lang.IllegalArgumentException: the bind value at index 1 is null
11-26 00:00:38.377: E/AndroidRuntime(3273):     at android.database.DatabaseUtils.readExceptionFromParcel(DatabaseUtils.java:170)
11-26 00:00:38.377: E/AndroidRuntime(3273):     at android.database.DatabaseUtils.readExceptionFromParcel(DatabaseUtils.java:140)
11-26 00:00:38.377: E/AndroidRuntime(3273):     at android.content.ContentProviderProxy.query(ContentProviderNative.java:366)
11-26 00:00:38.377: E/AndroidRuntime(3273):     at android.content.ContentResolver.query(ContentResolver.java:370)
11-26 00:00:38.377: E/AndroidRuntime(3273):     at android.content.ContentResolver.query(ContentResolver.java:313)
11-26 00:00:38.377: E/AndroidRuntime(3273):     at com.example.mysamplelistfragment.ContactDetailsFragment.onResume(ContactDetailsFragment.java:57)
11-26 00:00:38.377: E/AndroidRuntime(3273):     at android.support.v4.app.Fragment.performResume(Fragment.java:1543)
11-26 00:00:38.377: E/AndroidRuntime(3273):     at android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:963)
11-26 00:00:38.377: E/AndroidRuntime(3273):     at android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:1104)
11-26 00:00:38.377: E/AndroidRuntime(3273):     at android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:1086)
11-26 00:00:38.377: E/AndroidRuntime(3273):     at android.support.v4.app.FragmentManagerImpl.dispatchResume(FragmentManager.java:1894)
11-26 00:00:38.377: E/AndroidRuntime(3273):     at android.support.v4.app.FragmentActivity.onResumeFragments(FragmentActivity.java:466)
11-26 00:00:38.377: E/AndroidRuntime(3273):     at android.support.v4.app.FragmentActivity.onPostResume(FragmentActivity.java:455)
11-26 00:00:38.377: E/AndroidRuntime(3273):     at android.app.Activity.performResume(Activity.java:5095)
11-26 00:00:38.377: E/AndroidRuntime(3273):     at android.app.ActivityThread.performResumeActivity(ActivityThread.java:2565)
11-26 00:00:38.377: E/AndroidRuntime(3273):     ... 12 more

Answer 1

您已经覆盖了 fragment 的 onCreate，就像 Activity 的 onCreate 一样。 ...两者不同请理解