I have the same problem as vitaliman did. Everything installed ok, chmod ok, seems to be working fine except when you type your sentence and hit return, nothing shows up. I tried to reach vitaliman but I can't find him to see if problem was corrected.

xoops 2.0.16
gramophone as my template
mx chat 1.1

Operating system Linux
Kernel version 2.6.17.11-grsechg
Machine Type i686
Apache version 1.3.37 (Unix)
PERL version 5.8.7
Path to PERL /usr/bin/perl
Path to sendmail /usr/sbin/sendmail
PHP version 4.4.4
MySQL version 4.1.21-standard