Error Message: emulator-arm.exe has stopped working

I have been having issues running my first android app. Yesterday, i came close to running it but my happiness was dashed when i encountered this error:

emulator-arm.exe has stopped working
 

What do i do? I want to run this 'Hello World'

My Console Display:

[2011-07-28 10:46:52 - HelloAndroid] Android Launch!
 [2011-07-28 10:46:52 - HelloAndroid] adb is running normally.
 [2011-07-28 10:46:52 - HelloAndroid] Performing com.bestvalue.hello.HelloAndroid activity launch
 [2011-07-28 10:46:52 - HelloAndroid] Automatic Target Mode: Preferred AVD 'my_avd' is not available. Launching new emulator.
 [2011-07-28 10:46:52 - HelloAndroid] Launching a new emulator with Virtual Device 'my_avd'
 [2011-07-28 10:47:13 - Emulator] emulator: emulator window was out of view and was recentred
 [2011-07-28 10:47:13 - Emulator] 
 [2011-07-28 10:47:14 - HelloAndroid] New emulator found: emulator-5554
 [2011-07-28 10:47:14 - HelloAndroid] Waiting for HOME ('android.process.acore') to be launched...
 [2011-07-28 10:47:28 - HelloAndroid] emulator-5554 disconnected! Cancelling 'com.bestvalue.hello.HelloAndroid activity launch'!
 

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