Error message

• Deprecated function: Creation of dynamic property MemCacheDrupal::$bin is deprecated in MemCacheDrupal->__construct() (line 30 of /var/www/html/docroot/sites/all/modules/contrib/memcache/memcache.inc).
• Deprecated function: Creation of dynamic property MemCacheDrupal::$wildcard_flushes is deprecated in MemCacheDrupal->reloadVariables() (line 637 of /var/www/html/docroot/sites/all/modules/contrib/memcache/memcache.inc).
• Deprecated function: Creation of dynamic property MemCacheDrupal::$invalidate is deprecated in MemCacheDrupal->reloadVariables() (line 638 of /var/www/html/docroot/sites/all/modules/contrib/memcache/memcache.inc).
• Deprecated function: Creation of dynamic property MemCacheDrupal::$cache_lifetime is deprecated in MemCacheDrupal->reloadVariables() (line 639 of /var/www/html/docroot/sites/all/modules/contrib/memcache/memcache.inc).
• Deprecated function: Creation of dynamic property MemCacheDrupal::$cache_flush is deprecated in MemCacheDrupal->reloadVariables() (line 640 of /var/www/html/docroot/sites/all/modules/contrib/memcache/memcache.inc).
• Deprecated function: Creation of dynamic property MemCacheDrupal::$cache_content_flush is deprecated in MemCacheDrupal->reloadVariables() (line 641 of /var/www/html/docroot/sites/all/modules/contrib/memcache/memcache.inc).
• Deprecated function: Creation of dynamic property MemCacheDrupal::$cache_temporary_flush is deprecated in MemCacheDrupal->reloadVariables() (line 642 of /var/www/html/docroot/sites/all/modules/contrib/memcache/memcache.inc).
• Deprecated function: Creation of dynamic property MemCacheDrupal::$flushed is deprecated in MemCacheDrupal->reloadVariables() (line 643 of /var/www/html/docroot/sites/all/modules/contrib/memcache/memcache.inc).
• Deprecated function: Creation of dynamic property DatabaseCondition::$stringVersion is deprecated in DatabaseCondition->compile() (line 1887 of /var/www/html/docroot/includes/database/query.inc).