各位高手求指導決，卡在這了，整了一個上午沒搞定。

log輸出：

06-13?00:42:03.395:?E/AndroidRuntime(1884):?FATAL?EXCEPTION:?main

06-13?00:42:03.395:?E/AndroidRuntime(1884):?java.lang.RuntimeException:?Unable?to?start?activity?ComponentInfo{com.Weizhi.KaiCang/com.KaiCang.common.CommActivity}:?android.view.InflateException:?Binary?XML?file?line?#13:?Error?inflating?class?android.support.v7.widget.RecyclerView

06-13?00:42:03.395:?E/AndroidRuntime(1884):? at?android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2211)

06-13?00:42:03.395:?E/AndroidRuntime(1884):? at?android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2261)

06-13?00:42:03.395:?E/AndroidRuntime(1884):? at?android.app.ActivityThread.access$600(ActivityThread.java:141)

06-13?00:42:03.395:?E/AndroidRuntime(1884):? at?android.app.ActivityThread$H.handleMessage(ActivityThread.java:1256)

06-13?00:42:03.395:?E/AndroidRuntime(1884):? at?android.os.Handler.dispatchMessage(Handler.java:99)

06-13?00:42:03.395:?E/AndroidRuntime(1884):? at?android.os.Looper.loop(Looper.java:137)

06-13?00:42:03.395:?E/AndroidRuntime(1884):? at?android.app.ActivityThread.main(ActivityThread.java:5103)

06-13?00:42:03.395:?E/AndroidRuntime(1884):? at?java.lang.reflect.Method.invokeNative(Native?Method)

06-13?00:42:03.395:?E/AndroidRuntime(1884):? at?java.lang.reflect.Method.invoke(Method.java:525)

06-13?00:42:03.395:?E/AndroidRuntime(1884):? at?com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:737)

06-13?00:42:03.395:?E/AndroidRuntime(1884):? at?com.android.internal.os.ZygoteInit.main(ZygoteInit.java:553)

06-13?00:42:03.395:?E/AndroidRuntime(1884):? at?dalvik.system.NativeStart.main(Native?Method)

06-13?00:42:03.395:?E/AndroidRuntime(1884):?Caused?by:?android.view.InflateException:?Binary?XML?file?line?#13:?Error?inflating?class?android.support.v7.widget.RecyclerView

06-13?00:42:03.395:?E/AndroidRuntime(1884):? at?android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:707)

06-13?00:42:03.395:?E/AndroidRuntime(1884):? at?android.view.LayoutInflater.rInflate(LayoutInflater.java:755)

06-13?00:42:03.395:?E/AndroidRuntime(1884):? at?android.view.LayoutInflater.inflate(LayoutInflater.java:492)

06-13?00:42:03.395:?E/AndroidRuntime(1884):? at?android.view.LayoutInflater.inflate(LayoutInflater.java:397)

06-13?00:42:03.395:?E/AndroidRuntime(1884):? at?com.KaiCang.chat.ChatFragment.onCreateView(ChatFragment.java:119)

06-13?00:42:03.395:?E/AndroidRuntime(1884):? at?android.mysupport.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:963)

06-13?00:42:03.395:?E/AndroidRuntime(1884):? at?android.mysupport.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:1201)

06-13?00:42:03.395:?E/AndroidRuntime(1884):? at?android.mysupport.v4.app.BackStackRecord.run(BackStackRecord.java:671)

06-13?00:42:03.395:?E/AndroidRuntime(1884):? at?android.mysupport.v4.app.FragmentManagerImpl.execPendingActions(FragmentManager.java:1572)

06-13?00:42:03.395:?E/AndroidRuntime(1884):? at?android.mysupport.v4.app.MyFragmentActivity.onStart(MyFragmentActivity.java:552)

06-13?00:42:03.395:?E/AndroidRuntime(1884):? at?android.app.Instrumentation.callActivityOnStart(Instrumentation.java:1171)

06-13?00:42:03.395:?E/AndroidRuntime(1884):? at?android.app.Activity.performStart(Activity.java:5143)

06-13?00:42:03.395:?E/AndroidRuntime(1884):? at?android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2184)

06-13?00:42:03.395:?E/AndroidRuntime(1884):? …?11?more

06-13?00:42:03.395:?E/AndroidRuntime(1884):?Caused?by:?java.lang.ClassNotFoundException:?Didn”t?find?class?“android.support.v7.widget.RecyclerView”?on?path:?DexPathList[[zip?file?“/data/app/com.Weizhi.KaiCang-1.apk”],nativeLibraryDirectories=[/data/app-lib/com.Weizhi.KaiCang-1,?/system/lib]]

06-13?00:42:03.395:?E/AndroidRuntime(1884):? at?dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:53)

06-13?00:42:03.395:?E/AndroidRuntime(1884):? at?java.lang.ClassLoader.loadClass(ClassLoader.java:501)

06-13?00:42:03.395:?E/AndroidRuntime(1884):? at?java.lang.ClassLoader.loadClass(ClassLoader.java:461)

06-13?00:42:03.395:?E/AndroidRuntime(1884):? at?android.view.LayoutInflater.createView(LayoutInflater.java:559)

06-13?00:42:03.395:?E/AndroidRuntime(1884):? at?android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:696)

06-13?00:42:03.395:?E/AndroidRuntime(1884):? …?23?more

xml文件：

xmlns:tools=”http://schemas.android.com/tools”

android:layout_width=”match_parent”

android:layout_height=”match_parent”

android:orientation=”vertical”?>

android:layout_width=”fill_parent”

android:layout_height=”@dimen/kd__size150″

android:scaleType=”fitXY”

android:src=”@drawable/movie”?/>

android:id=”@+id/messages”

android:layout_width=”match_parent”

android:layout_height=”0dp”

android:layout_weight=”1″

android:paddingLeft=”@dimen/kd_linespace15″

android:paddingRight=”@dimen/kd_linespace15″?/>

android:layout_width=”match_parent”

android:layout_height=”wrap_content”

android:gravity=”center_vertical”

android:orientation=”horizontal”

android:paddingLeft=”@dimen/kd_linespace15″

android:paddingRight=”@dimen/kd_linespace15″?>

android:id=”@+id/message_input”

android:layout_width=”0dp”

android:layout_height=”wrap_content”

android:layout_weight=”1″

android:hint=”@string/prompt_message”

android:imeActionId=”@+id/send”

android:imeActionLabel=”@string/action_send”

android:imeOptions=”actionSend”

android:inputType=”text”

android:maxLines=”1″

android:singleLine=”true”?/>

android:id=”@+id/send_button”

android:layout_width=”wrap_content”

android:layout_height=”wrap_content”

android:contentDescription=”@string/action_send”

android:src=”@android:drawable/ic_menu_send”?/>

解決方案

總結

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