The remote host is missing an update to knetworkmanager announced via advisory FEDORA-2009-2419.
Apply the appropriate updates. This update can be installed with the yum update program. Use su -c 'yum update knetworkmanager' at the command line. For more information, refer to Managing Software with yum, available at http://docs.fedoraproject.org/yum/. https://secure1.securityspace.com/smysecure/catid.html?in=FEDORA-2009-2419
ChangeLog: * Tue Mar 3 2009 Dan Williams - 0.7-0.8.20080926svn - don't send blank passwords in settings (rh #486877)