  
<b>MySQL server error report:Array
(
    [0] => Array
        (
            [message] => MySQL Query Error
        )

    [1] => Array
        (
            [sql] => select * from (
								select threads.*,(select ext from formlist where lid=threads.lid) as ext_l,(select sort from invoke where channelid='390index8' ) as sort  from threads where zhong=1 and tid in(select   tid   from invoke_threads where channelid='390index8')  and picflg = 1  
									union all
								select threads.*,(select ext from formlist where lid=threads.lid) as ext_l,(select sort from invoke where channelid='390index8' ) as sort  from threads where zhong=1 and  lid in(select   lid   from invoke_list where channelid='390index8') and tid not in (select   tid   from invoke_threads where channelid='390index8')  and picflg = 1  order by tid desc
							) as b 
        )

    [2] => Array
        (
            [error] => Lost connection to MySQL server during query
        )

    [3] => Array
        (
            [errno] => 2013
        )

)