unfortunately, xxx has stoped

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="#d8e0e8"
android:orientation="vertical" >

<ListView
    android:id="@+id/msg_list_view"
    android:layout_width="match_parent"
    android:layout_height="0dp"
    android:layout_weight="1"
    android:divider="#0000" >

</ListView>

<LinearLayout 
    android:layout_width="match_parent"
    android:layout_height="wrap_content">

    <EditLayout
        android:id="@+id/input_text"
        android:layout_width="0dp"
        android:layout_height="wrap_content"
        android:layout_weight="1"
        android:hint="Type something here"
        android:maxLines="2"/>
    <Button 
        android:id="@+id/send"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Send" />

</LinearLayout>

光是xml就错了,还没创建类

http://blog.csdn.net/xgpww/article/details/38271001
http://www.cnblogs.com/kavs/p/4433506.html

把控制台的错误日志贴出来吧。