Notice: unserialize(): Error at offset 4065 of 4096 bytes in /home/williams/public_html/classes/cache/CacheFs.php on line 70

Warning: Cannot modify header information - headers already sent by (output started at /home/williams/public_html/classes/cache/CacheFs.php:70) in /home/williams/public_html/classes/controller/FrontController.php on line 1000

Warning: Cannot modify header information - headers already sent by (output started at /home/williams/public_html/classes/cache/CacheFs.php:70) in /home/williams/public_html/classes/controller/FrontController.php on line 1001

[PrestaShopDatabaseException]

Got error 122 from storage engine

		SELECT c.*, cl.id_lang, cl.name, cl.description, cl.link_rewrite, cl.meta_title, cl.meta_keywords, cl.meta_description
		FROM `ps_category` c
		 INNER JOIN ps_category_shop category_shop
		ON (category_shop.id_category = c.id_category AND category_shop.id_shop = 1)
		LEFT JOIN `ps_category_lang` cl ON (c.`id_category` = cl.`id_category` AND `id_lang` = 1  AND cl.id_shop = 1 )
		LEFT JOIN `ps_category_group` cg ON (cg.`id_category` = c.`id_category`)
		WHERE `id_parent` = 94
		AND `active` = 1
		AND cg.`id_group` =1
		GROUP BY c.`id_category`
		ORDER BY `level_depth` ASC, category_shop.`position` ASC

at line 791 in file classes/db/Db.php

786.         if ($webservice_call && $errno) {
787.             $dbg = debug_backtrace();
788.             WebserviceRequest::getInstance()->setError(500, '[SQL Error] '.$this->getMsgError().'. From '.(isset($dbg[3]['class']) ? $dbg[3]['class'] : '').'->'.$dbg[3]['function'].'() Query was : '.$sql, 97);
789.         } elseif (_PS_DEBUG_SQL_ && $errno && !defined('PS_INSTALLATION_IN_PROGRESS')) {
790.             if ($sql) {
791.                 throw new PrestaShopDatabaseException($this->getMsgError().'<br /><br /><pre>'.$sql.'</pre>');
792.             }
793. 
794.             throw new PrestaShopDatabaseException($this->getMsgError());
795.         }
796.     }