安装完成后空白怎么解决

求助！安装完成后不管进后台还是首页都提示这个   怎么解决？？？Linux空间   php版本5.3的
Fatal error: session_start(): Failed to initialize storage module: memcache (path: /home/yangleadmin1xyaainxgilde6a1dumcimn21/wwwroot/data/session) in /home/yangleadmin1xyaainxgilde6a1dumcimn21/wwwroot/core/framework/core/base.php on line 133