[phpBB Debug] PHP Notice: in file /includes/bbcode.php on line 112: preg_replace(): The /e modifier is no longer supported, use preg_replace_callback instead www.dhtmlgoodies.com • View topic - Window Bug IE 6 when creating from another Window
Ok it seems that if the activeTabId is set to a value that was already used in another window it will generate that error.
I have corrected this issue and now I hope it is ok.