Problem whit startInstGui.sh

Hello all:

I have a problem when i try to install SAP on Linux.

My configuration is:

#uname -a

Linux XXXXXXXX 2.6.18-164.el5 #1 SMP Tue Aug 18 15:51:48 EDT 2009 x86_64 x86_64 x86_64 GNU/Linux

#more /etc/redhat-release

Red Hat Enterprise Linux Server release 5.4 (Tikanga)

export JAVA_HOME=/opt/IBMJava2-amd64-142/

export SAPINST_JRE_HOME=/opt/IBMJava2-amd64-142/jr

export DISPLAY=10.5.108.145:0.0

(Work fine with Xclock )

The error:

1. ./startInstGui.sh

Java Runtime found in SAPINST_JRE_HOME environment variable

Path: /opt/IBMJava2-amd64-142/jre/bin/java

Start mode: gui (GUI only)

Connection parameters:

GUIServer host: localhost

GUIServer port: 21212

Starting...

Fatal error: No usable fonts found.

Can enybody help me?

Thanks in advance