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为什么我的Fragment运行失败...
发表在Android视频课程答疑
2020-06-27
悬赏:2 学分
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为什么我的Fragment运行失败了提示 错误Fragmenting类Fragment( Error inflating class fragment)
--------- beginning of crash
2020-06-27 17:30:01.009 2425-2425/? E/AndroidRuntime: FATAL EXCEPTION: main
Process: com.example.fragmentLearn, PID: 2425
java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.fragmentLearn/com.example.fragmentLearn.MainActivity}: android.view.InflateException: Binary XML file line #11 in com.example.fragmentLearn:layout/activity_main: Binary XML file line #11 in com.example.fragmentLearn:layout/activity_main: Error inflating class fragment
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3270)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3409)
at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:83)
at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:135)
at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:95)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2016)
at android.os.Handler.dispatchMessage(Handler.java:107)
at android.os.Looper.loop(Looper.java:214)
at android.app.ActivityThread.main(ActivityThread.java:7356)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:492)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:930)
Caused by: android.view.InflateException: Binary XML file line #11 in com.example.fragmentLearn:layout/activity_main: Binary XML file line #11 in com.example.fragmentLearn:layout/activity_main: Error inflating class fragment
Caused by: android.view.InflateException: Binary XML file line #11 in com.example.fragmentLearn:layout/activity_main: Error inflating class fragment
Caused by: android.app.Fragment$InstantiationException: Trying to instantiate a class com.example.fragmentLearn.BaseFragment that is not a Fragment
at android.app.Fragment.instantiate(Fragment.java:538)
at android.app.FragmentContainer.instantiate(FragmentContainer.java:53)
at android.app.FragmentManagerImpl.onCreateView(FragmentManager.java:3553)
at android.app.FragmentController.onCreateView(FragmentController.java:104)
at android.app.Activity.onCreateView(Activity.java:6967)
at android.view.LayoutInflater.tryCreateView(LayoutInflater.java:1069)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:997)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:961)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:1123)
at android.view.LayoutInflater.rInflateChildren(LayoutInflater.java:1084)
at android.view.LayoutInflater.inflate(LayoutInflater.java:682)
at android.view.LayoutInflater.inflate(LayoutInflater.java:534)
at android.view.LayoutInflater.inflate(LayoutInflater.java:481)
at com.android.internal.policy.PhoneWindow.setContentView(PhoneWindow.java:438)
at android.app.Activity.setContentView(Activity.java:3331)
at com.example.fragmentLearn.MainActivity.onCreate(MainActivity.java:13)
at android.app.Activity.performCreate(Activity.java:7825)
at android.app.Activity.performCreate(Activity.java:7814)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1306)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3245)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3409)
at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:83)
at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:135)
at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:95)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2016)
at android.os.Handler.dispatchMessage(Handler.java:107)
at android.os.Looper.loop(Looper.java:214)
at android.app.ActivityThread.main(ActivityThread.java:7356)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:492)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:930)
2020-06-27 17:30:01.009 2425-2425/? E/AndroidRuntime: Caused by: java.lang.ClassCastException
... 31 more
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