What I have done
I have activated TreeBrowser.
I have changed from my home directory to my projects directory in the TreeBrowser.
I have closed Geany.
I have run Geany again.
What I expected
To have path in TreeBrowser set to my projects dir.
What I got
Path in TreeBrowser is set to to my home dir.
Check http://plugins.geany.org/treebrowser.html#faq