I did not know where to put this so i put it here.
So,
Whenever i put a shortcut to open an application ANYWHERE, After about a couple of days it changes its thumbnail/icon to default looking thing.
like this,
Or this on the task bar thingy http://i.stack.imgur.com/lwrjA.png
So,
Whenever i put a shortcut to open an application ANYWHERE, After about a couple of days it changes its thumbnail/icon to default looking thing.
like this,

Or this on the task bar thingy http://i.stack.imgur.com/lwrjA.png