fedora 16 RC4 version download, if download or update tigervnc-server version 1.0.90-6.fc16.i386,
will occur can not start the vncserver service.
Solution is to find a fedora 15 version on the machine,
copy /etc/rc.d/init.d/vncserver installed or updated to the fedora 16 computer the same location,re-enabled #chkconfig vncserver on,#service vncserver restart.