Error message

• Warning: array_flip(): Can only flip STRING and INTEGER values! in DrupalDefaultEntityController->load() (line 175 of /home/iritechc/public_html/includes/entity.inc).
• Notice: Trying to get property 'name' of non-object in include() (line 5 of /home/iritechc/public_html/sites/all/themes/iritech_responsive/page.tpl.php).
• Warning: count(): Parameter must be an array or an object that implements Countable in block_class() (line 65 of /home/iritechc/public_html/sites/all/modules/block_class/block_class.module).
• Notice: Undefined variable: nodeid in include() (line 327 of /home/iritechc/public_html/sites/all/themes/iritech_responsive/page.tpl.php).
• Notice: Undefined variable: nodeid in include() (line 366 of /home/iritechc/public_html/sites/all/themes/iritech_responsive/page.tpl.php).
• Notice: Trying to access array offset on value of type int in element_children() (line 6595 of /home/iritechc/public_html/includes/common.inc).
• Notice: Trying to access array offset on value of type int in element_children() (line 6595 of /home/iritechc/public_html/includes/common.inc).
• Notice: Trying to access array offset on value of type int in element_children() (line 6595 of /home/iritechc/public_html/includes/common.inc).
• Notice: Trying to access array offset on value of type int in element_children() (line 6595 of /home/iritechc/public_html/includes/common.inc).
• Warning: Cannot modify header information - headers already sent by (output started at /home/iritechc/public_html/includes/common.inc:2777) in drupal_send_headers() (line 1486 of /home/iritechc/public_html/includes/bootstrap.inc).
• TypeError: Argument 1 passed to xmlsitemap_node_create_link() must be an instance of stdClass, bool given, called in /home/iritechc/public_html/sites/all/modules/xmlsitemap/xmlsitemap_node/xmlsitemap_node.module on line 28 in xmlsitemap_node_create_link() (line 194 of /home/iritechc/public_html/sites/all/modules/xmlsitemap/xmlsitemap_node/xmlsitemap_node.module).