http://bugs.winehq.org/show_bug.cgi?id=12799
--- Comment #11 from gat gatlinsullivan@yahoo.com 2012-04-24 04:02:27 CDT --- Still present in Notepad++ 6.1.1 using Fedora 16 x86_64 with wine 1.5.1.
It is only present without desktop graphic virtual emulation. It applies to both Ctrl-spacebar & Ctrl-enter.