هذي جداره يوم افتحها شوفو وش تقول Server Error in '/WebSite' Application.

Object reference not set to an instance of an object.

Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.

Exception Details: System.NullReferenceException: Object reference not set to an instance of an object.

Source *******

Line 880: <ul class="list">
Line 881: <li><b>الدرجة العلمية : </b><%# Eval("Degreeslist.Description")%>&nbsp;&nbsp;&nbsp ;&nbsp; | <b>&nbsp;&nbsp;&nbsp;&nbsp;</b>
Line 882: <b>التخصص : </b> <%# getMajorForlist(long.Parse(Eval("edu******").ToStr ing()))%>&nbsp;&nbsp;&nbsp;&nbsp; | <b>&nbsp;&nbsp;&nbsp;&nbsp;</b> <b>
Line 883: <%-- <b>التخصص : </b><%# Eval("Majorslist.Description")%>&nbsp;&nbsp;&nbsp; &nbsp; | <b>&nbsp;&nbsp;&nbsp;&nbsp;</b> <b>--%>
Line 884: المؤسسة العلمية :</b> <%# getsourceforlist(long.Parse(Eval("edu******").ToSt ring()))%>&nbsp;&nbsp;&nbsp;&nbsp; <b>&nbsp;&nbsp;&nbsp;&nbsp;</b>
Source File: c:\iPublish\WebSite\Users\Application.aspx Line: 882

Stack Trace:

[NullReferenceException: Object reference not set to an instance of an object.]
ApplicationAr.getnameformajorparnamej(Int64 val) +352
ApplicationAr.getMajorForlist(Int64 val) +655
ASP.users_application_aspx.__DataBind__control101( Object sender, EventArgs e) in c:\iPublish\WebSite\Users\Application.aspx:882
System.Web.UI.Control.OnDataBinding(EventArgs e) +91
System.Web.UI.Control.DataBind(Boolean raiseOnDataBinding) +92
System.Web.UI.Control.DataBind() +15
System.Web.UI.Control.DataBindChildren() +201
System.Web.UI.Control.DataBind(Boolean raiseOnDataBinding) +101
System.Web.UI.Control.DataBind() +15
System.Web.UI.WebControls.DataList.CreateItem(Int3 2 itemIndex, ListItemType itemType, Boolean dataBind, Object dataItem) +137
System.Web.UI.WebControls.DataList.CreateControlHi erarchy(Boolean useDataSource) +488
System.Web.UI.WebControls.BaseDataList.OnDataBindi ng(EventArgs e) +64
System.Web.UI.WebControls.BaseDataList.DataBind() +55
ApplicationAr.GetAllEducationsRows() +87
ApplicationAr.Page_Load(Object sender, EventArgs e) +687
System.Web.Util.CalliHelper.EventArgFunctionCaller (IntPtr fp, Object o, Object t, EventArgs e) +14
System.Web.Util.CalliEventHandlerDelegateProxy.Cal lback(Object sender, EventArgs e) +35
System.Web.UI.Control.OnLoad(EventArgs e) +91
System.Web.UI.Control.LoadRecursive() +74والحللللللللل
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +2207