ADODB.Connection 错误 '800a0e7a'

未找到提供程序。该程序可能未正确安装。

/DBCa/conn.inc，行 11

<%
dim myconn,connstr
psize=15
connstr="DBQ="+server.mappath("03db.mdb")+ _
";DefaultDir=;DRIVER={Microsoft Access Driver (*.mdb)};" + _
"DriverId=25;FIL=MS Access;ImplicitCommitSync=Yes;" + _
"MaxBufferSize=512;MaxScanRows=8;PageTimeout=5;" + _
" SafeTransactions=0;Threads=3;UserCommitSync=Yes;"
set myconn=server.createobject("ADODB.CONNECTION")
set rslist=server.createobject("ADODB.RecordSet")
myconn.open connstr