error with altiris.profiling or one of it dependents

hello all

i'm getting an error. "File or assembly name Altiris.Profiling, or one of its dependencies, was not found" i'm currenlt in the software delivery task section, trying to disable some tasks.
fi i click show details this is what i get

System.IO.FileNotFoundException: File or assembly name Altiris.Profiling, or one of its dependencies, was not found.
File name: "Altiris.Profiling"
   at Altiris.NS.SoftwareDelivery.UI.advGeneral.LoadAdvertisement()
   at Altiris.NS.SoftwareDelivery.UI.advGeneral.Page_PreRender(Object sender, EventArgs e)
   at System.Web.UI.Control.OnPreRender(EventArgs e)
   at System.Web.UI.Control.PreRenderRecursiveInternal()
   at System.Web.UI.Control.PreRenderRecursiveInternal()
   at System.Web.UI.Control.PreRenderRecursiveInternal()
   at System.Web.UI.Control.PreRenderRecursiveInternal()
   at System.Web.UI.Control.PreRenderRecursiveInternal()
   at System.Web.UI.Control.PreRenderRecursiveInternal()
   at System.Web.UI.Control.PreRenderRecursiveInternal()
   at System.Web.UI.Control.PreRenderRecursiveInternal()
   at System.Web.UI.Page.ProcessRequestMain()

=== Pre-bind state information ===
LOG: DisplayName = Altiris.Profiling, Version=6.1.7325.0, Culture=neutral, PublicKeyToken=d516cb311cfb6e4f
(Fully-specified)
LOG: Appbase = file:///C:/Program Files/Altiris/Software Delivery
LOG: Initial PrivatePath = bin
Calling assembly : Altiris.NS.SoftwareDelivery.UI, Version=6.1.1058.0, Culture=neutral, PublicKeyToken=null.
===

LOG: Publisher policy file is not found.
LOG: Host configuration file not found.
LOG: Using machine configuration file from c:\WINDOWS\Microsoft.NET\Framework\v1.1.4322\config\machine.config.
LOG: Post-policy reference: Altiris.Profiling, Version=6.1.7325.0, Culture=neutral, PublicKeyToken=d516cb311cfb6e4f
LOG: Attempting download of new URL file:///C:/WINDOWS/Microsoft.NET/Framework/v1.1.43... ASP.NET Files/altiris_swd/eac828fd/f8fbf27a/Altiris.Profiling.DLL.
LOG: Attempting download of new URL file:///C:/WINDOWS/Microsoft.NET/Framework/v1.1.43... ASP.NET Files/altiris_swd/eac828fd/f8fbf27a/Altiris.Profiling/Altiris.Profiling.DLL.
LOG: Attempting download of new URL file:///C:/Program Files/Altiris/Software Delivery/bin/Altiris.Profiling.DLL.
LOG: Attempting download of new URL file:///C:/Program Files/Altiris/Software Delivery/bin/Altiris.Profiling/Altiris.Profiling.DLL.
LOG: Attempting download of new URL file:///C:/WINDOWS/Microsoft.NET/Framework/v1.1.43... ASP.NET Files/altiris_swd/eac828fd/f8fbf27a/Altiris.Profiling.EXE.
LOG: Attempting download of new URL file:///C:/WINDOWS/Microsoft.NET/Framework/v1.1.43... ASP.NET Files/altiris_swd/eac828fd/f8fbf27a/Altiris.Profiling/Altiris.Profiling.EXE.
LOG: Attempting download of new URL file:///C:/Program Files/Altiris/Software Delivery/bin/Altiris.Profiling.EXE.
LOG: Attempting download of new URL file:///C:/Program Files/Altiris/Software Delivery/bin/Altiris.Profiling/Altiris.Profiling.EXE.

ideas

thanks