Your comments

This would be awesome for daily meetings etc.
I understand that there are way more important thing to do. As a programmer I just wanted to report the bug :)
Thanks for your time.
Yes I know it doesn't support, but it would be great that instead of crashing it would just go "offline" or something until the network is back online.

Other than that, CN runs perfectly fine even when multiple users are inserting notes at the same time :)
The whole program, including the db, is on the network drive.
Take a look at this idea:
http://roadmap.cintanotes.com/feedback/13469-color-scheme-should-affect-all-areas-including-the-icon/

If color scheme also changes the icon to match the scheme's color, then this idea is resolved also.