The following error message will appear in the Notification Server logs:

Date: Mar 22 11:05:11:000
Source: Altiris.NS.ClientConfigManagement.ClientConfigManager.GetClientConfigImpl
Description: Unable to get the client policies for specified resource (Resource: {d655872c-ae80-4e29-8cc6-114717db8ac3}, Exception: Altiris.NS.Exceptions.AeXException: An unexpected exception has occured during CreateInstance. (Assembely:Altiris.ApplicationMetering, Version=6.0.0.0, Culture=neutral, PublicKeyToken=d516cb311cfb6e4f Type:Altiris.ApplicationMetering.MonitorPolicy) ---> System.IO.FileNotFoundException: File or assembly name Altiris.ApplicationMetering, or one of its dependencies, was not found.
File name: "Altiris.ApplicationMetering"
   at System.Reflection.Assembly.nLoad(AssemblyName fileName, String codeBase, Boolean isStringized, Evidence assemblySecurity, Boolean throwOnFileNotFound, Assembly locationHint, StackCrawlMark& stackMark)
   at System.Reflection.Assembly.InternalLoad(AssemblyName assemblyRef, Boolean stringized, Evidence assemblySecurity, StackCrawlMark& stackMark)
   at System.Reflection.Assembly.InternalLoad(String assemblyString, Evidence assemblySecurity, StackCrawlMark& stackMark)
   at System.Activator.CreateInstance(String assemblyName, String typeName, Boolean ignoreCase, BindingFlags bindingAttr, Binder binder, Object[] args, CultureInfo culture, Object[] activationAttributes, Evidence securityInfo, StackCrawlMark& stackMark)
   at System.Activator.CreateInstance(String assemblyName, String typeName)
   at Altiris.NS.ClassActivator.CreateInstance(String assembly, String type)

=== Pre-bind state information ===
LOG: DisplayName = Altiris.ApplicationMetering, Version=6.0.0.0, Culture=neutral, PublicKeyToken=d516cb311cfb6e4f
 (Fully-specified)
LOG: Appbase = d:\altiris\notification server\bin\
LOG: Initial PrivatePath = NULL
Calling assembly : Altiris.NS, Version=6.0.6074.0, Culture=neutral, PublicKeyToken=d516cb311cfb6e4f.
===

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.ApplicationMetering, Version=6.0.0.0, Culture=neutral, PublicKeyToken=d516cb311cfb6e4f
LOG: Attempting download of new URL file:///d:/altiris/notification server/bin/Altiris.ApplicationMetering.DLL.
LOG: Attempting download of new URL file:///d:/altiris/notification server/bin/Altiris.ApplicationMetering/Altiris.ApplicationMetering.DLL.
LOG: Attempting download of new URL file:///d:/altiris/notification server/bin/Altiris.ApplicationMetering.EXE.
LOG: Attempting download of new URL file:///d:/altiris/notification server/bin/Altiris.ApplicationMetering/Altiris.ApplicationMetering.EXE.

   --- End of inner exception stack trace ---
   at Altiris.NS.ClassActivator.CreateInstance(String assembly, String type)
   at Altiris.NS.ItemManagement.Item.CreateInstance(String strClassAssembly, String strClassType, Guid itemGuid)
   at Altiris.NS.ItemManagement.Item.CreateInstance(String strClassAssembly, String strClassType)
   at Altiris.NS.ItemManagement.Item.GetItem(Guid itemGuid)
   at Altiris.NS.ItemManagement.Item.GetItems(GuidCollection itemGuids)
   at Altiris.NS.ClientConfigManagement.ClientConfigManager.GetClientConfigXml(GuidCollection itemGuids, Hashtable itemConfigXml, Guid resourceGuid, String requestXml, String extraKey)
   at Altiris.NS.ClientConfigManagement.ClientConfigManager.GetClientConfigImpl(String requestXml))