Error while clicking on media .

[harish3de]

HI ,
This is the error i get:

Warning: call_user_func_array() expects parameter 1 to be a valid callback, function 'wp_print_media_templates' not found or invalid function name in /hsphere/local/home/myweb/myweb.com/wp-includes/plugin.php on line 525

Please help. Thanks in advance

[harish3de]

This is the code on line 525

call_user_func_array($the_['function'], array_slice($args, 0, (int) $the_['accepted_args']));

it is not letting me customize menus or change image or do any major functionality.