1.首先确认LinkButton控件包含在Form中,检查该Form有无runat标记,如果有,排除Form原因,请继续看. 2.如果看到这里,估计你是在做Excel导出功能.在后台代码中重写VerifyRenderingInServerForm方法: public override void VerifyRenderingInServerForm(Control control) { // Confirms that an HtmlForm control is rendered for }…