From ruby-talk  Tue Jul 17 12:51:37 2007
From: "Caleb Tennis" <caleb () aei-tech ! com>
Date: Tue, 17 Jul 2007 12:51:37 +0000
To: ruby-talk
Subject: Re: QtRuby - Error
Message-Id: <43783.192.168.2.91.1184676693.squirrel () www ! aei-tech ! com>
X-MARC-Message: https://marc.info/?l=ruby-talk&m=118467676931818

> rbuic mainWindow.ui > mainWindow.rb

You're mixing QtRuby versions here.  The rbuic you are using is for QtRuby for Qt3. 
You probably need to use rbuic4 (that's what it's called on my system).

Caleb