Menssagem de erro

Notice: Trying to access array offset on value of type int em element_children() (linha 6401 de /home/colegionc/public_html/site/includes/common.inc).
Notice: Trying to access array offset on value of type int em element_children() (linha 6401 de /home/colegionc/public_html/site/includes/common.inc).
Notice: Trying to access array offset on value of type int em element_children() (linha 6401 de /home/colegionc/public_html/site/includes/common.inc).
Notice: Trying to access array offset on value of type int em element_children() (linha 6401 de /home/colegionc/public_html/site/includes/common.inc).
Notice: Trying to access array offset on value of type int em element_children() (linha 6401 de /home/colegionc/public_html/site/includes/common.inc).
Deprecated function: implode(): Passing glue string after array is deprecated. Swap the parameters em drupal_get_feeds() (linha 394 de /home/colegionc/public_html/site/includes/common.inc).
Deprecated function: The each() function is deprecated. This message will be suppressed on further calls em _menu_load_objects() (linha 569 de /home/colegionc/public_html/site/includes/menu.inc).