VNC execution, reported Xauth could not run

/usr/bin/gnome-terminal
[info-10%] Generate random password
[info-20%] Generate password file
[info-30%] Completion of initialization, ready to open the connection
Error:could not run Xauth
VNC (R) Server visualization Edition VE4.6.3 (r120716)
Built on Jan 28 2015 14:40:10
Copyright (C) 2002-2012 RealVNC Ltd.
VNC is a registered trademark of RealVNC Ltd. in the U.S. and in other
Countries.
See http://www.realvnc.com for information on VNC.
For third party acknowledgements see:
Http://www.realvnc.com/products/enterprise/4.6/acknowledgements.html
Generating Private Key...done

Workaround:

First:

vim/etc/selinux/file controls the state of SELinux in the system.# selinux= can take one o  F these three values:#     - selinux security policy is enforced.#     - selinux prints warnings instead of enforcing.#     - No SELinux policy is loaded. SELINUX=disabled# Selinuxtype= can take one of these double values:#     - targeted Processes is protected,#     - Multi level Security protection. Selinuxtype=targeted

Second:

Vim/etc/hosts

VNC execution, reported Xauth could not run