Error message

• Notice: Trying to access array offset on value of type null in _webform_client_form_rule_check() (line 2067 of /sites/all/modules/webform/webform.module).
• Notice: Trying to access array offset on value of type null in _webform_client_form_rule_check() (line 2067 of /sites/all/modules/webform/webform.module).
• Notice: Trying to access array offset on value of type null in _webform_client_form_rule_check() (line 2067 of /sites/all/modules/webform/webform.module).
• Deprecated function: The each() function is deprecated. This message will be suppressed on further calls in menu_set_active_trail() (line 2405 of /includes/menu.inc).
• Deprecated function: implode(): Passing glue string after array is deprecated. Swap the parameters in drupal_get_feeds() (line 394 of /includes/common.inc).