<table cellspacing="0" cellpadding="0" border="0" ><tr><td valign="top" style="font: inherit;">I think i found the bug it is in "signup.php" page below code(last part of page). I have no idea why it not working. <br><br>if (Server::getServer()->getUseGlobalUserAccounts())<br> $smarty->assign('SelectNetworkUI', "<input type=\"hidden\" name=\"auth_source\" value='$default_network_param' />");<br>else<br> $smarty->assign('SelectNetworkUI', Network::getSelectUI('network_id', array('preSelectedObject' => $network)) );<br><br>My solution is instead of using above code i used below code it work, but i don't know using this code affect other code or not please give your comment. <br><br>solution:- $smarty->assign('SelectNetworkUI', Network::getSelectUI('auth_source')); <br></td></tr></table><br>