發表文章完後會出現一堆訊息...請高手解讀一下...

[barsa]

最近我們的部落格發表文章完後，都會在管理介面出現一堆訊息，雖然說還是可以正常發表文章，可是還是有點心驚膽跳，怕之後部落格掛掉，我真的會大哭，以下列出相關訊息，請高手們幫我解讀一下，看我該如何處理才好？謝謝。

Exception message: is_dir(): Stat failed for ./tmp/summary/46da6be81d221 (errno=5 - 輸入/輸出錯誤)
Error code: 2
-- Backtrace --
/var/www/html/plog/class/file/file.class.php(172): is_dir
/var/www/html/plog/class/file/file.class.php(265): file.isdir
/var/www/html/plog/class/template/cachecontrol.class.php(58): file.deletedir
/var/www/html/plog/class/template/cachecontrol.class.php(101): cachecontrol.clearsummarycache
/var/www/html/plog/class/action/admin/adminupdatepostaction.class.php(126): cachecontrol.resetblogcache
/var/www/html/plog/class/controller/controller.class.php(309): adminupdatepostaction.perform
/var/www/html/plog/admin.php(39): admincontroller.process

Exception message: Cannot modify header information - headers already sent by (output started at /var/www/html/plog/class/object/exception.class.php:37)
Error code: 2
-- Backtrace --
/var/www/html/plog/class/view/view.class.php(316): header
/var/www/html/plog/class/view/admin/adminview.class.php(106): view.render
/var/www/html/plog/class/view/admin/admintemplatedview.class.php(36): adminview.render
/var/www/html/plog/class/view/admin/adminpostslistview.class.php(194): admintemplatedview.render
/var/www/html/plog/class/controller/controller.class.php(329): adminpostslistview.render
/var/www/html/plog/admin.php(39): admincontroller.process

Exception message: Cannot modify header information - headers already sent by (output started at /var/www/html/plog/class/object/exception.class.php:37)
Error code: 2
-- Backtrace --
/var/www/html/plog/class/view/view.class.php(177): header
/var/www/html/plog/class/view/view.class.php(318): adminpostslistview.sendcontenttype
/var/www/html/plog/class/view/admin/adminview.class.php(106): view.render
/var/www/html/plog/class/view/admin/admintemplatedview.class.php(36): adminview.render
/var/www/html/plog/class/view/admin/adminpostslistview.class.php(194): admintemplatedview.render
/var/www/html/plog/class/controller/controller.class.php(329): adminpostslistview.render
/var/www/html/plog/admin.php(39): admincontroller.process


部落格的網址：http://blog.swes.tyc.edu.tw/plog/index.php?blogId=2

[barsa]

這幾天研究之後，發現可能是因為之前颱風跳電造成檔案毀損，
因此把tmp中的檔案刪除，就解決問題了

PS不過要刪除tmp檔有點困難，怎樣都不給刪，搞了很久才搞定