title: The application has stopped unexpectedly. Please try again. Error
body: <p>I get the following error from the emulator in Eclipse when I run an Android application...</p>
  
  <p>"The application has stopped unexpectedly. Please try again"</p>
  
  <p>There are no error icons appearing in the project folder in Eclipse. I have already tried...</p>
  
  <ul>
  <li>Cleaning the Project</li>
  <li>Android Tools > Fix Project Properties</li>
  <li>Updating the Build Path</li>
  <li>My Error Log is saying...</li>
  </ul>
  
  <p>"java.lang.RuntimeException: Unable to instantiate activity ComponentInfo..."</p>
  
  <p>The Error Log goes onto say...</p>
  
  <p>"Caused by: java.lang.ClassNotFoundException..."</p>
  
  <p>Just to note that I do not have a "Build.xml" file in my project folder but instead a "apktool.yml" if this makes any difference.</p>
  
  <p>Any suggestions??</p>
  
  <p>EDIT:</p>
  
  <p>Here's the manifest file...</p>
  
  <pre><code>&lt;?xml version="1.0" encoding="UTF-8"?&gt;
  &lt;manifest android:versionCode="61" android:versionName="1.2.2" package="com.__.__"
    xmlns:android="http://schemas.android.com/apk/res/android"&gt;
      &lt;uses-sdk android:minSdkVersion="10" /&gt;
      &lt;uses-permission android:name="android.permission.INTERNET" /&gt;
      &lt;uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" /&gt;
      &lt;application android:label="@string/app_name" android:icon="@drawable/ic_launcher"&gt;
          &lt;activity android:label="@string/app_name" android:name=".MTActivity" android:screenOrientation="portrait"&gt;
              &lt;intent-filter&gt;
                  &lt;action android:name="android.intent.action.MAIN" /&gt;
                  &lt;category android:name="android.intent.category.LAUNCHER" /&gt;
              &lt;/intent-filter&gt;
          &lt;/activity&gt;
          &lt;activity android:label="@string/app_name" android:name=".RCActivity" android:screenOrientation="portrait" /&gt;
  </code></pre>
  
  <p>...</p>
  
  <p>Errors generated LogCat...</p>
  
  <pre><code> E/AndroidRuntime(6220): FATAL EXCEPTION: main
   E/AndroidRuntime(6220): java.lang.RuntimeException: Unable to instantiate activity ComponentInfo{com.ir.mtools/com.ir.mtools.MTActivity}: java.lang.ClassNotFoundException: 
  
  com.irtza.pulmtools.MTActivity in loader dalvik.system.PathClassLoader[/data/app/com.ir.mtools-1.apk]
   E/AndroidRuntime(6220): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1573)
   E/AndroidRuntime(6220): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:1667)
   E/AndroidRuntime(6220): at android.app.ActivityThread.access$1500(ActivityThread.java:117)
   E/AndroidRuntime(6220): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:935)
   E/AndroidRuntime(6220): at android.os.Handler.dispatchMessage(Handler.java:99)
   E/AndroidRuntime(6220): at android.os.Looper.loop(Looper.java:130)
   E/AndroidRuntime(6220): at android.app.ActivityThread.main(ActivityThread.java:3687)
   E/AndroidRuntime(6220): at java.lang.reflect.Method.invokeNative(Native Method)
   E/AndroidRuntime(6220): at java.lang.reflect.Method.invoke(Method.java:507)
   E/AndroidRuntime(6220): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:867)
   E/AndroidRuntime(6220): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:625)
   E/AndroidRuntime(6220): at dalvik.system.NativeStart.main(Native Method)
   E/AndroidRuntime(6220): Caused by: java.lang.ClassNotFoundException: com.ir.mtools.MTActivity in loader dalvik.system.PathClassLoader[/data/app/com.ir.mtools-1.apk]
  </code></pre>