IE9及以下浏览器请求后端接口报错 statusText"[object Error]"

报错如下

请求信息如下

    function uploadBasicInfo(){ 
        // console.log("本地客户端的接口：",clientIp);
        $.ajax({
            type: "POST",
            url: clientIp + "/ftp/proxy/client/web/add/basic/info",
            dataType: "json",
            cache:false,
            data: {                    
                javaServerIp:backendIp,             
                javaServerPort:backendPort,           
                ftpPort:ftpServerPort,                
                ftpUserName:ftpServerUsername,        
                subjectIdentifier:operNetId,       
            },
                        success: function (data) {
                window.console && console.log("本地客户端请求成功：",data);
                if(data.code == '000000'){
                    secondRquest = true;            
                }
            },
            error: function (error) {
                isClientUpLoad = false;
                console.log(error);
            }