Ctrl-F does not work in my language editor

"peter.en" <[email protected]> Fri, 14 Apr 2017 18:46:58 +0000
Newsgroups gmane.comp.java.netbeans.modules.openide.devel
Message-ID <[email protected]>
the solution can be found in this post:
http://forums.netbeans.org/viewtopic.php?t=63953&start=0&postdays=0&postorder=asc&highlight=