为什么很多时候都不能回复贴子？

czzp2004

回复别人的贴子或跟贴时，出现如下错误：
Update Error: INSERT LOW_PRIORITY INTO pw_posts (pid,fid,tid,aid,author,authorid,icon,postdate,subject,userip,ifsign,ipfrom,ifconvert,ifwordsfb,ifcheck,content,anonymous,ifhide) VALUES ('49894','48','2120','','czzp2004','44830', '0','1208857946','','122.195.15.38','1','江苏省 ','1','1','1','试一试，看看如何哦','0','0')

The URL Is:
http://bbs.dhghost.cn/post.php?

MySQL Server Error:
Duplicate entry '49894' for key 1 ( 1062 )

You Can Get Help In:
http://www.phpwind.net

czzp2004

回复别人的贴子或跟贴时，出现如下错误：
Update Error: INSERT LOW_PRIORITY INTO pw_posts (pid,fid,tid,aid,author,authorid,icon,postdate,subject,userip,ifsign,ipfrom,ifconvert,ifwordsfb,ifcheck,content,anonymous,ifhide) VALUES ('49894','48','2120','','czzp2004','44830', '0','1208857946','','122.195.15.38','1','江苏省 ','1','1','1','试一试，看看如何哦','0','0')

The URL Is:
http://bbs.dhghost.cn/post.php?

MySQL Server Error:
Duplicate entry '49894' for key 1 ( 1062 )

You Can Get Help In:
http://www.phpwind.net

czzp2004

回复别人的贴子或跟贴时，出现如下错误：
Update Error: INSERT LOW_PRIORITY INTO pw_posts (pid,fid,tid,aid,author,authorid,icon,postdate,subject,userip,ifsign,ipfrom,ifconvert,ifwordsfb,ifcheck,content,anonymous,ifhide) VALUES ('49894','48','2120','','czzp2004','44830', '0','1208857946','','122.195.15.38','1','江苏省 ','1','1','1','试一试，看看如何哦','0','0')

The URL Is:
http://bbs.dhghost.cn/post.php?

MySQL Server Error:
Duplicate entry '49894' for key 1 ( 1062 )

You Can Get Help In:
http://www.phpwind.net