关于uchome sql错误，请版主给予帮助

网页错误详细信息
用户代理: Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.1; Trident/4.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; Media Center PC 6.0)
时间戳: Sun, 1 May 2011 15:21:11 UTC

消息: 语法错误
行: 1
字符: 1
代码: 0
URI: http://www.trltriplan.com/home.php?mod=spacecp&ac=pm&op=checknewpm&rand=1304263235
UCenter info: MySQL Query Error
SQL:SELECT * FROM [Table]notelist WHERE closed='0' AND app1<'1' AND app1>'-5' LIMIT 1
Error:Unknown column 'app1' in 'where clause'
Errno:1054

问题已自己解决