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<b>BE CAREFUL, this update may take long or it may be risky...
<br />It is imperative that you make a backup beforehand.</b>
<br /><br />Ignore error messages, they may be related with your database version which is not up to date.
<br />If the messages are still present at the end of the update, we may have to find out the cause.
<br /><br /><a href="alter.php?categ=alter&sub=&action=lancement">Click here to start update.</a>
			