我已将自由文本框与网站集成。
它适用于所有浏览器,除了最近发布的 IE 11。
它抛出错误“对象引用未设置为对象的实例。”
以下是错误堆栈跟踪:
at FreeTextBoxControls.FreeTextBox.RenderTabs(HtmlTextWriter writer) at
FreeTextBoxControls.FreeTextBox.RenderRichEditor(HtmlTextWriter writer) at
FreeTextBoxControls.FreeTextBox.Render(HtmlTextWriter writer) at
System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) at
System.Web.UI.Control.RenderControl(HtmlTextWriter writer, ControlAdapter adapter) at
System.Web.UI.Control.RenderControl(HtmlTextWriter writer) at
ASP.myaspxpage.__Render__control4(HtmlTextWriter __w, Control parameterContainer) in
pathtomyaspxpage:line 505 at System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer,
ICollection children) at System.Web.UI.Control.RenderChildren(HtmlTextWriter writer) at
System.Web.UI.Control.Render(HtmlTextWriter writer) at
System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) at
System.Web.UI.Control.RenderControl(HtmlTextWriter writer, ControlAdapter adapter) at
System.Web.UI.Control.RenderControl(HtmlTextWriter writer) at
System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children) at
System.Web.UI.Control.RenderChildren(HtmlTextWriter writer) at
System.Web.UI.UpdatePanel.RenderChildren(HtmlTextWriter writer) at
System.Web.UI.UpdatePanel.Render(HtmlTextWriter writer) at
System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) at
System.Web.UI.Control.RenderControl(HtmlTextWriter writer, ControlAdapter adapter) at
System.Web.UI.Control.RenderControl(HtmlTextWriter writer) at
System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children) at
System.Web.UI.Control.RenderChildren(HtmlTextWriter writer) at
System.Web.UI.HtmlControls.HtmlContainerControl.Render(HtmlTextWriter writer) at
System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) at
System.Web.UI.Control.RenderControl(HtmlTextWriter writer, ControlAdapter adapter) at
System.Web.UI.Control.RenderControl(HtmlTextWriter writer) at
System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children) at
System.Web.UI.Control.RenderChildren(HtmlTextWriter writer) at
System.Web.UI.Control.Render(HtmlTextWriter writer) at
System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) at
System.Web.UI.Control.RenderControl(HtmlTextWriter writer, ControlAdapter adapter) at
System.Web.UI.Control.RenderControl(HtmlTextWriter writer) at
mymasterpage.__Renderform1(HtmlTextWriter __w, Control parameterContainer) in
pathtomymasterpage:line 87 at System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriterwriter,
ICollection children) at System.Web.UI.HtmlControls.HtmlForm.RenderChildren(HtmlTextWriter
writer) at System.Web.UI.HtmlControls.HtmlContainerControl.Render(HtmlTextWriter writer) at
System.Web.UI.HtmlControls.HtmlForm.Render(HtmlTextWriter output) at
System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) at
System.Web.UI.Control.RenderControl(HtmlTextWriter writer, ControlAdapter adapter) at
System.Web.UI.HtmlControls.HtmlForm.RenderControl(HtmlTextWriter writer) at
System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children) at
System.Web.UI.Control.RenderChildren(HtmlTextWriter writer) at
System.Web.UI.Control.Render(HtmlTextWriter writer) at
System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) at
System.Web.UI.Control.RenderControl(HtmlTextWriter writer, ControlAdapter adapter) at
System.Web.UI.Control.RenderControl(HtmlTextWriter writer) at
System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children) at
System.Web.UI.Control.RenderChildren(HtmlTextWriter writer) at
System.Web.UI.Page.Render(HtmlTextWriter writer) at
System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) at
System.Web.UI.Control.RenderControl(HtmlTextWriter writer, ControlAdapter adapter) at
System.Web.UI.Control.RenderControl(HtmlTextWriter writer) at
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean
includeStagesAfterAsyncPoint)
任何帮助,将不胜感激。
谢谢