Mysql query error  :  | SQL : update `blogread_article` 
				set `numLook` = 1980 
				where `id` = 3207Mysql query error  :  | SQL : set names utf8Mysql query error  :  | SQL : select `title`,`id` 
					from `blogread_article` 
					order by `id` 
					desc limit 0, 10<br />
<b>Fatal error</b>:  Uncaught Error: Call to a member function fetch_assoc() on null in /data1/www/htdocs/511/blogread/1/includes/base/db.mysqli.class.php:61
Stack trace:
#0 /data1/www/htdocs/511/blogread/1/includes/base/db.mysqli.class.php(50): yayuMySQLi-&gt;fetch_assoc('select `title`,...')
#1 /data1/www/htdocs/511/blogread/1/it/includes/db/dbArticle.class.php(87): yayuMySQLi-&gt;assoc_arr('select `title`,...')
#2 /data1/www/htdocs/511/blogread/1/it/includes/action/article.class.php(67): db_article-&gt;article_new(10)
#3 /data1/www/htdocs/511/blogread/1/it/configs/common.code.php(35): article-&gt;article_new(10)
#4 /data1/www/htdocs/511/blogread/1/it/article.php(154): include_once('/data1/www/htdo...')
#5 {main}
  thrown in <b>/data1/www/htdocs/511/blogread/1/includes/base/db.mysqli.class.php</b> on line <b>61</b><br />