Thread:Project:Support desk/help with this: Fatal error: mcrypt create iv()

Hi, i'm trying to install mediawiki 1.18.2, using a MySQL 5.0 database, and when i start, before getting complete it shows me this error.

Fatal error: mcrypt_create_iv [function.mcrypt-create-iv]: Could not gather sufficient random data in D:\Hosting\9176902\html\web\mediawiki-1.18.2\includes\CryptRand.php on line 281

could someone help me with that?