Updating an androd app
<p>I am getting the following error when i try to install my android app on tablet</p>

<pre><code>ERROR:
Re-installation failed due to different application signatures.
You must perform a full uninstall of the application. WARNING: This will remove the application data!
Please execute 'adb uninstall com.spundhan.expensetracker' in a shell.
 Launch canceled! 
</code></pre>

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