Android 错误范例:

[2010-03-23 11:57:49 - Poc]Re-installation failed due to different application signatures.
[2010-03-23 11:57:49 - Poc]You must perform a full uninstall of the application. WARNING: This will remove the application data!
[2010-03-23 11:57:49 - Poc]Please execute 'adb uninstall com.ims.poc.ui' in a shell.
[2010-03-23 11:57:49 - Poc]Launch canceled!

解决方案:将模拟器中的工程删除即可.晕了.这小地方让我郁闷了老半天.