Error message

• Notice: Undefined index: user_pass in drupal_retrieve_form() (line 809 of /var/www/mymeatspot.com/public_html/includes/form.inc).
• Warning: call_user_func_array() expects parameter 1 to be a valid callback, function 'user_pass' not found or invalid function name in drupal_retrieve_form() (line 844 of /var/www/mymeatspot.com/public_html/includes/form.inc).