没有扩展方法'ReportSource' [英] No extension method 'ReportSource'

问题描述

Microsoft.Reporting.WinForms.ReportViewer''不包含''ReportSource'的定义，并且没有扩展方法''ReportSource''接受类型''Microsoft.Reporting.WinForms.ReportViewer''的第一个参数找到（你错过了使用指令或汇编参考吗？

Microsoft.Reporting.WinForms.ReportViewer'' does not contain a definition for ''ReportSource'' and no extension method ''ReportSource'' accepting a first argument of type ''Microsoft.Reporting.WinForms.ReportViewer'' could be found (are you missing a using directive or an assembly reference?

private void btnreport_Click(object sender, EventArgs e)
    {
        ReportDocument crystalRpt = new ReportDocument();
        crystalRpt.Load("C:Users\\Document\\CrystalReport1.rpt");
        crystalReportViewer1.ReportSource = crystalRpt;
        crystalReportViewer1.Refresh();
    }

推荐答案

你可以告诉我你从哪里开始g报告的数据？

can u tell me from where you are getting data for your report ?

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