This is not a question or an extensive guide, just a quick resource for a workaround an issue.
Apparently when you want Sticky Notes to run from Object Dock, you can't point the shortcut to the usual address of the application which is this:
I looked around the web for a solution, but couldn't find one, so I started experimenting. The solution is very simple. Just point your shortcut to this address:
Problem solved! I hope this helps some people.