I'm installing .apk on Android, but it's a timeout error

Debugging with Samsung Galaxy S

Failed to install *.apk on device *:

timeout Launch canceled!

I get this error.

link Even if you look at this article and look at the logcat, they don't give you any information I tried Project->Clean in Eclipse I've rebooted the device and computer, moved the project folder directory, but it's still not working ㅠ<

It worked before.