Can someone help me? I really don't have a clue.
My company staff told me they often got such error: "Object reference
not set to an instance of an object." when they are in search result
page then tried to access 2nd, or 3rd, etc page. The problem is it
happens sometimes - sometimes when they clicked refresh button, then
everything is ok. Now they told me it happens more frequently. but I
have tried by myself many times and never got such error.
I can't understand why it is not happening all the time? I even
suspected it is network problem, we tried to login to the web server
from different computers at same time and tried the same web url -
localhost then he got the error while I don't. Then what could be?
here is the error message:
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 Error:
Line 51: <TD><IMG height=1
src='<%=ResolveUrl("../../../RPI/Images/Spacer.gif")%>' width=5 ></TD>
Line 52: <TD valign="top"
align=left width=100%>
Line 53:
<ASP:PLACEHOLDER id="Content" runat="Server" />
Line 54: </TD>
Line 55: </TR>
Source File: H:\NewRPI\CompanyStarterKit\Companies\Common\Theme s\NewRPI\Skins\PageSkins\Default.ascx
Line: 53
Stack Trace:
[NullReferenceException: Object reference not set to an instance of an
object.]
ASPNET.StarterKit.Companies.ItemCandidateDateCreat ed.RenderContents(HtmlTextWriter
writer)
System.Web.UI.WebControls.WebControl.Render(HtmlTe xtWriter writer)
+29
System.Web.UI.Control.RenderControl(HtmlTextWriter writer) +241
System.Web.UI.Control.RenderChildren(HtmlTextWrite r writer) +72
System.Web.UI.Control.Render(HtmlTextWriter writer) +7
System.Web.UI.Control.RenderControl(HtmlTextWriter writer) +241
ASPNET.StarterKit.Companies.ContentList.RenderCont ents(HtmlTextWriter
writer)
System.Web.UI.WebControls.WebControl.Render(HtmlTe xtWriter writer)
+29
System.Web.UI.Control.RenderControl(HtmlTextWriter writer) +241
System.Web.UI.Control.RenderChildren(HtmlTextWrite r writer) +72
System.Web.UI.WebControls.WebControl.RenderContent s(HtmlTextWriter
writer) +7
System.Web.UI.WebControls.WebControl.Render(HtmlTe xtWriter writer)
+29
System.Web.UI.Control.RenderControl(HtmlTextWriter writer) +241
System.Web.UI.Control.RenderChildren(HtmlTextWrite r writer) +72
System.Web.UI.Control.Render(HtmlTextWriter writer) +7
System.Web.UI.Control.RenderControl(HtmlTextWriter writer) +241
System.Web.UI.Control.RenderChildren(HtmlTextWrite r writer) +72
System.Web.UI.WebControls.WebControl.RenderContent s(HtmlTextWriter
writer) +7
System.Web.UI.WebControls.WebControl.Render(HtmlTe xtWriter writer)
+29
System.Web.UI.Control.RenderControl(HtmlTextWriter writer) +241
System.Web.UI.Control.RenderChildren(HtmlTextWrite r writer) +72
System.Web.UI.Control.Render(HtmlTextWriter writer) +7
System.Web.UI.Control.RenderControl(HtmlTextWriter writer) +241
ASP.Default_ascx.__Render__control1(HtmlTextWriter __output,
Control parameterContainer) in
H:\NewRPI\CompanyStarterKit\Companies\Common\Theme s\NewRPI\Skins\PageSkins\Default.ascx:53
System.Web.UI.Control.RenderChildren(HtmlTextWrite r writer) +27
System.Web.UI.Control.Render(HtmlTextWriter writer) +7
System.Web.UI.Control.RenderControl(HtmlTextWriter writer) +241
System.Web.UI.Control.RenderChildren(HtmlTextWrite r writer) +72
System.Web.UI.HtmlControls.HtmlForm.RenderChildren (HtmlTextWriter
writer) +44
System.Web.UI.HtmlControls.HtmlForm.Render(HtmlTex tWriter output)
+262
System.Web.UI.Control.RenderControl(HtmlTextWriter writer) +241
System.Web.UI.Control.RenderChildren(HtmlTextWrite r writer) +72
System.Web.UI.Control.Render(HtmlTextWriter writer) +7
System.Web.UI.Control.RenderControl(HtmlTextWriter writer) +241
System.Web.UI.Page.ProcessRequestMain() +1912
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Version Information: Microsoft .NET Framework Version:1.1.4322.573;
ASP.NET Version:1.1.4322.573