ASTANG IT SOLUTIONS does not provide OFFICIAL technical, installation, migration, upgrade, and support for Joomla CMS. This scripts, codes, softwares and services are provided as a FREE service and does not give warranty and/or guarantee that ASTANG IT SOLUTIONS will provide an obligatory support to its users.
In migrating, updating, upgrading a Mambo 4.5.2.x to Joomla 1.0.x (recent release) it is greatly advised that you make a FULL BACK UP OF YOUR SITE (all files) AND YOUR MAMBO MYSQL DATABASE before proceedingwith the process. Read more in the OFFICIAL SUPPORT SITE OF JOOMLA.
Current Joomla Version: 1.5.12