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SUPPORT Q&A - Error: The requested ItemType was not found

DenizEralp - Thursday, June 28, 2007 11:46 AM:

Hi,

I finally managed to install innovator :) On the server side, everyhing works perfect. (Server is using Windows XP, SQLExpress) From the local computer I can log in to local Innovator Server and there is no problem at all.

But unfortunately, when I log in from a distant client (Another Windows XP with .NET 2.0 installed):

- I can see the Menu bar and the toolbar

- I can see the TOC Main Tree without any icons

- I can not see anything in the right frame.

-For example, when I apply an action like "List All" for the parts, I get the following error:

"Technical Message: The requested ItemType was not found.  Stack Trace: undefined"

This error shows a few times followed by the below error:

Exception during ApplyItemException during ApplyItem Object reference not set to an instance of an object. System.NullReferenceException InnovatorCore at Aras.Server.Core.Permissions.GetPermissions(String itemID, String ItemTypeID, String permissionType, XmlDocument& outDom) at Aras.Server.Core.Permissions.GetPermissionsForClient(XmlDocument& inDom, XmlDocument& outDom) at Aras.Server.Core.ApplyItem.ApplyItem_Implementaion(XmlDocument& inDom_, Hashtable& AdditionalItemInfo, XmlDocument& outDom) at Aras.Server.Core.ApplyItem.ApplyItem(XmlDocument& inDom, XmlDocument& outDom) at Aras.Server.Core.Utilities.ApplySoapAction(String& soap_action, XmlDocument& inDom, XmlDocument& outDom, Boolean sec_chk, TextWriter writer) at Aras.Server.Core.Startup.soap_action_dispatch() at Aras.Server.Core.Startup.soap_action_dispatch_errorhandler()at System.Environment.GetStackTrace(Exception e, Boolean needFileInfo) at System.Environment.get_StackTrace() at Aras.Server.Core.XML.SetErrorMessage(XmlDocument& xmlDom, Int64 faultCode, String& errorMessage, String& dbMessage) at Aras.Server.Core.Startup.SetErrorMessageFromException(XmlDocument aDom, String amsg, Exception e) at Aras.Server.Core.Startup.soap_action_dispatch_errorhandler() at Aras.Server.Core.Startup.innovatorserver_main_dispatch() at Aras.Server.Core.Startup.innovatorserver_main() at ASP.innovatorserver_aspx.__Render__control1(HtmlTextWriter __w, Control parameterContainer) in D:Program FilesArasInnovatorInnovatorServerInnovatorServer.aspx:line 20 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) at System.Web.UI.Page.ProcessRequest(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) at System.Web.UI.Page.ProcessRequest() at System.Web.UI.Page.ProcessRequestWithNoAssert(HttpContext context) at System.Web.UI.Page.ProcessRequest(HttpContext context) at ASP.innovatorserver_aspx.ProcessRequest(HttpContext context) at System.Web.HttpApplication.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() at System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) at System.Web.HttpApplication.ResumeSteps(Exception error) at System.Web.HttpApplication.System.Web.IHttpAsyncHandler.BeginProcessRequest(HttpContext context, AsyncCallback cb, Object extraData) at System.Web.HttpRuntime.ProcessRequestInternal(HttpWorkerRequest wr) at System.Web.HttpRuntime.ProcessRequestNoDemand(HttpWorkerRequest wr) at System.Web.Hosting.ISAPIRuntime.ProcessRequest(IntPtr ecb, Int32 iWRType)

Is there a solution for this problem ?

 

 

 



Bill - Thursday, June 28, 2007 11:59 AM:

Sounds like the controls did not finish downloading to the client.

First I would try cleaning your internet cache, and then log in again to a new session, and see if it still happens.

Are the 2 PCs on the same LAN?

 -Bill



Bill - Thursday, July 5, 2007 11:45 AM:

I wanted to post my reply for some of the other community members who have asked about similar problems.

I suspect that there is a proxy server running on the network, and that the proxy server is preventing the loading of some of the content.

The easy test/fix is to ask your network admin to open a hole in the proxy server for port 80 for the ip address of the machine being used as the Innovator Server.
 
Hope this helps. 
 
-Bill


DenizEralp - Thursday, July 5, 2007 12:31 PM:

Thank you Bill,

I will check te proxy once more. I was not able to overcome the problem yet.

To give additional information about the problem;

When I click anything (e.g: the Design entry in the main tree) Internet explorer gives the following error:

"Line: 259"

"Char: 3" 

"Error:  Object reference not set to an instance of an object"

"Code: 0"

"URL: http://...../InnovatorServer/Client/scripts/mainTree.html"

And then when I try to execute an action like "List all", the errors which I have explained in the first post occurs.

Anyway, I will check the proxy and see if it continues or not.

 Regards,

Deniz



snnicky - Wednesday, July 4, 2007 7:48 AM:

You run the server on Windows XP. There is a limit for the maximum number of simultaneous connections to the site. The number is 10.
This may be a reason why some content is not downloaded. (Icons may fail to load and some AML requests to server may fail.)
To understand better what happens you may use some HTTP sniffer software.

If the guess is correct then disabling "HTTP Keep-Alives Enabled" setting may improve the situation.

The detailed explanation is available on http://support.microsoft.com/default.aspx?scid=kb;en-us;Q262635&gssnb=1



DenizEralp - Monday, July 2, 2007 1:27 AM:

I have cleaned the cache, unfortunately I get the same error.

 There are lots of pcs (more than 100) in this Lan. All these are connected to a domain. All clients get the same error. So I beleive that this is because of a security setting.

 



Bill - Monday, July 2, 2007 10:49 AM:

Is there a proxy server on the network?

 

-Bill