Running "startx" prompts with following message " Warning: Missing charsets in String to FontSet conversion"

Issue

• The system prompts a warning message when using the graphical user interface:

[root@myhostname ~]# startx
hostname: Unknown host
xauth:  creating new authority file /root/.serverauth.10554

X.Org X Server 1.10.4
Release Date: 2011-08-19
X Protocol Version 11, Revision 0
Build Operating System: x86-004 2.6.18-274.3.1.el5 
Current Operating System: Linux myhostname 2.6.32-220.el6.x86_64 #1 SMP Wed Nov 9 08:03:13 EST 2011 x86_64
Kernel command line: ro root=/dev/mapper/vg_nblnxitm001d-lv_root rd_NO_LUKS LANG=en_US.UTF-8 rd_LVM_LV=vg_nblnxitm001d/lv_swap rd_NM
Build Date: 20 October 2011  12:03:36PM
Build ID: xorg-x11-server 1.10.4-6.el6 
Current version of pixman: 0.18.4
        Before reporting problems, check https://www.redhat.com/apps/support/
        to make sure that you have the latest version.
Markers: (--) probed, (**) from config file, (==) default setting,
        (++) from command line, (!!) notice, (II) informational,
        (WW) warning, (EE) error, (NI) not implemented, (??) unknown.
(==) Log file: "/var/log/Xorg.0.log", Time: Tue Sep  4 07:30:37 2012
(==) Using default built-in configuration (30 lines)
(II) [KMS] Kernel modesetting enabled.
(EE) AIGLX error: Calling driver entry point failed
(EE) AIGLX: reverting to software rendering
expected keysym, got XF86TouchpadOn: line 120 of inet
expected keysym, got XF86TouchpadOff: line 121 of inet
expected keysym, got XF86TouchpadOn: line 120 of inet
expected keysym, got XF86TouchpadOff: line 121 of inet
Warning: Missing charsets in String to FontSet conversion