The 5.10.0 release contained some debug code that break part of the user registration process. After breaking it newly added code should fix it again. While the fixing code works it is proper to leave this debug code in.
Only the 5.10.0 is affected. Upgrade to 5.10.1 or install this hotfix.

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In a recent update of vBulletin an extra security measurement was added to forms. This security measurement broke the vbpolls module. This hotfix adds the security token to the poll form.

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Update

Updating your installation of vbDrupal is identical to updating a normal Drupal installation.

After copying the new files, simply op the vbDrupal update script: update.php, and follow the on screen instructions.

It is adviced to turn off vBulletin and vbDrupal during updating.

Upgrading from a previous vbDrupal generation

vbDrupal 4.7

You can simply copy the new files and run the update script.

Installation

As an example we use the following system layout:

vBulletin installation path

/websites/forum.example.org/public_html

vBulletin web location

http://forum.example.org

vbDrupal installation path

/websites/www.example.org/public_html

vbDrupal web location

http://www.example.org

Important note: it's best to always make a backup of your existing database before you continue.

vbDrupal 5.2 has been released.

We recommend everyone upgrade to the latest stable version.

For more information please read here