Installing RT3.8.2 on Ubuntu 8.04

In an install of 3.8.2 I cannot restart Apache due to the following errors

[Wed Feb 04 17:30:46 2009] [error] Can’t locate object method “Config” via
package “RT” at /etc/request-tracker3.8.2/bin/webmux.pl line 100.\nBEGIN
failed–compilation aborted at /etc/request-tracker3.8.2/bin/webmux.pl line
102.\nCompilation failed in require at (eval 239) line 1.\n
[Wed Feb 04 17:30:46 2009] [error] Can’t load Perl file:
/etc/request-tracker3.8.2/bin/webmux.pl for server general.sharing.org.za:0,
exiting…

Please tell me how to repair this.

Regards,
Alf Stockton www.stockton.co.za

Beware the one behind you.