[Suite] Your vBulletin version does not appear to match with the version....

[Matt51723]

Your vBulletin version does not appear to match with the version for which this script was created (version 4.0.0 Beta 5).
Please ensure that you are attempting to run the correct script.

What do I do?

[ChopSuey]

Make sure you have uploaded ALL files...... -_-;;

After you have, delete install.php the go to yousite/install/upgrade.php