cannot be cast to android.app.Fragment
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08-15 17:54:59.948: E/AndroidRuntime(28238): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.xuzhi.fragment/com.xuzhi.fragment.FragmentDemoActivity}: android.view.InflateException: Binary XML file line #7: Error inflating class fragment08-15 17:54:59.948: E/AndroidRuntime(28238): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2194)08-15 17:54:59.948: E/AndroidRuntime(28238): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2229)08-15 17:54:59.948: E/AndroidRuntime(28238): at android.app.ActivityThread.access$600(ActivityThread.java:139)08-15 17:54:59.948: E/AndroidRuntime(28238): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1261)08-15 17:54:59.948: E/AndroidRuntime(28238): at android.os.Handler.dispatchMessage(Handler.java:99)08-15 17:54:59.948: E/AndroidRuntime(28238): at android.os.Looper.loop(Looper.java:154)08-15 17:54:59.948: E/AndroidRuntime(28238): at android.app.ActivityThread.main(ActivityThread.java:4945)08-15 17:54:59.948: E/AndroidRuntime(28238): at java.lang.reflect.Method.invokeNative(Native Method)08-15 17:54:59.948: E/AndroidRuntime(28238): at java.lang.reflect.Method.invoke(Method.java:511)08-15 17:54:59.948: E/AndroidRuntime(28238): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:784)08-15 17:54:59.948: E/AndroidRuntime(28238): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:551)08-15 17:54:59.948: E/AndroidRuntime(28238): at dalvik.system.NativeStart.main(Native Method)08-15 17:54:59.948: E/AndroidRuntime(28238): Caused by: android.view.InflateException: Binary XML file line #7: Error inflating class fragment08-15 17:54:59.948: E/AndroidRuntime(28238): at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:697)08-15 17:54:59.948: E/AndroidRuntime(28238): at android.view.LayoutInflater.rInflate(LayoutInflater.java:739)08-15 17:54:59.948: E/AndroidRuntime(28238): at android.view.LayoutInflater.inflate(LayoutInflater.java:489)08-15 17:54:59.948: E/AndroidRuntime(28238): at android.view.LayoutInflater.inflate(LayoutInflater.java:396)08-15 17:54:59.948: E/AndroidRuntime(28238): at android.view.LayoutInflater.inflate(LayoutInflater.java:352)08-15 17:54:59.948: E/AndroidRuntime(28238): at com.android.internal.policy.impl.PhoneWindow.setContentView(PhoneWindow.java:269)08-15 17:54:59.948: E/AndroidRuntime(28238): at android.app.Activity.setContentView(Activity.java:1885)08-15 17:54:59.948: E/AndroidRuntime(28238): at com.xuzhi.fragment.FragmentDemoActivity.onCreate(FragmentDemoActivity.java:31)08-15 17:54:59.948: E/AndroidRuntime(28238): at android.app.Activity.performCreate(Activity.java:4531)08-15 17:54:59.948: E/AndroidRuntime(28238): at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1071)08-15 17:54:59.948: E/AndroidRuntime(28238): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2150)08-15 17:54:59.948: E/AndroidRuntime(28238): ... 11 more08-15 17:54:59.948: E/AndroidRuntime(28238): Caused by: java.lang.ClassCastException: com.xuzhi.fragment.FragmentDemoActivity$TitlesFragment cannot be cast to android.app.Fragment08-15 17:54:59.948: E/AndroidRuntime(28238): at android.app.Fragment.instantiate(Fragment.java:597)08-15 17:54:59.948: E/AndroidRuntime(28238): at android.app.Fragment.instantiate(Fragment.java:572)08-15 17:54:59.948: E/AndroidRuntime(28238): at android.app.Activity.onCreateView(Activity.java:4296)08-15 17:54:59.948: E/AndroidRuntime(28238): at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:673)08-15 17:54:59.948: E/AndroidRuntime(28238): ... 21 more
使用Frangment出现这个错误,是因为,导包时使用的是android-support-v4.jar,应当换成系统的api;具体原因不清楚;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentTransaction;
import android.support.v4.app.ListFragment;
上面的出错;
import android.app.Fragment;
import android.app.FragmentTransaction;
import android.app.ListFragment;
- cannot be cast to android.app.Fragment
- android.app.Application cannot be cast to
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- 【异常】android.app.Application cannot be cast to****
- java.lang.ClassCastException: android.app.Application cannot be cast to *****
- java.lang.ClassCastException: android.app.Application cannot be cast to
- java.lang.ClassCastException: android.app.Application cannot be cast to
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- cannot be cast to android.widget.HeaderViewListAdapter
- cannot be cast to android.widget.HeaderViewListAdapter
- cannot be cast to android.widget.HeaderViewListAdapter
- cannot be cast to android.widget.HeaderViewListAdapter
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