行 23:         txt.Text = jsonStr;
行 24:         JavaScriptSerializer json = new JavaScriptSerializer();
行 25:         IList<Sinopec.CMS.Attachment.DataAccess.AM_AttachmentInfo> newAttachmentList = json.Deserialize<IList<Sinopec.CMS.Attachment.DataAccess.AM_AttachmentInfo>>( jsonStr );
行 26:         this.GridView1.DataSource = newAttachmentList;
行 27:         this.GridView1.DataBind();

[ArgumentException: 无效的 JSON 基元: object。]
   System.Web.Script.Serialization.JavaScriptObjectDeserializer.DeserializePrimitiveObject() +597807
   System.Web.Script.Serialization.JavaScriptObjectDeserializer.DeserializeInternal(Int32 depth) +226
   System.Web.Script.Serialization.JavaScriptObjectDeserializer.DeserializeList(Int32 depth) +186
   System.Web.Script.Serialization.JavaScriptObjectDeserializer.DeserializeInternal(Int32 depth) +194
   System.Web.Script.Serialization.JavaScriptObjectDeserializer.BasicDeserialize(String input, Int32 depthLimit, JavaScriptSerializer serializer) +78
   System.Web.Script.Serialization.JavaScriptSerializer.Deserialize(JavaScriptSerializer serializer, String input, Type type, Int32 depthLimit) +44
   System.Web.Script.Serialization.JavaScriptSerializer.Deserialize(String input) +70
   Default5.btnShowAccordingInfo_Click(Object sender, EventArgs e) in d:\sinopec\stage2-cmis\Sinopec.CMS.Web\Default5.aspx.cs:25
   System.Web.UI.WebControls.Button.OnClick(EventArgs e) +9782378
   System.Web.UI.WebControls.Button.RaisePostBackEvent(String eventArgument) +204
   System.Web.UI.WebControls.Button.System.Web.UI.IPostBackEventHandler.RaisePostBackEvent(String eventArgument) +12
   System.Web.UI.Page.RaisePostBackEvent(IPostBackEventHandler sourceControl, String eventArgument) +15
   System.Web.UI.Page.RaisePostBackEvent(NameValueCollection postData) +35
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1639