<?php#链接mdb文件方法//创建一个Connection对象$conn = new COM("ADODB.Connection") or die("创建COM失败");//链接mdb 文件$connstr = "Driver={microsoft access driver(*.mdb)};dbq=".realpath("./abc.mdb").";uid=admin;pwd=yhd;";$conn->open($connstr); //一直保这个错误 求大佬解答~//创建一个Recordcount对象$rs = new COM("ADODB.RecordSet") or die("创建RS失败");$rs->Open("select * from SmartCard", $conn, 1, 1);while (!$rs->eof) { //取字段名和值 //方式1 echo $rs->Fields("ID")->name; echo " : "; echo $rs->Fields("ID")->value; echo "-----"; //方式2 echo $rs->Fields(0)->name; echo " : "; echo $rs->Fields(0)->value; echo "-----"; //换行 echo "<br>"; $rs->MoveNext();}// 释放资源$rs->Close();$conn->Close();$rs = null;$conn = null;PHP版本7.3 扩展也开了，还出这种问题，求大佬解决♥报错如下Fatal error: in G:\phpstudy_pro\WWW\mdb.php on line 9