HKCR
{
 AOPlugInHDF.HDFWorkspaceFactory.1 = s 'HDFWorkspaceFactory Class'
 {
  CLSID = s '{8f8933fd-a684-4d2e-a30c-6dd2477d519a}'
 }
 AOPlugInHDF.HDFWorkspaceFactory = s 'HDFWorkspaceFactory Class'
 {
  CLSID = s '{8f8933fd-a684-4d2e-a30c-6dd2477d519a}'
  CurVer = s 'AOPlugInHDF.HDFWorkspaceFactory.1'
 }
 NoRemove CLSID
 {
  ForceRemove {8f8933fd-a684-4d2e-a30c-6dd2477d519a} = s 'HDFWorkspaceFactory Class'
  {
   ProgID = s 'AOPlugInHDF.HDFWorkspaceFactory.1'
   VersionIndependentProgID = s 'AOPlugInHDF.HDFWorkspaceFactory'
   InprocServer32 = s '%MODULE%'
   {
    val ThreadingModel = s 'Apartment'
   }
   val AppID = s '%APPID%'
   'TypeLib' = s '{d7dc61de-310a-458a-8cf2-675f4eb62cf9}'
  }
 }
}
					
				
			
			
				
			
			
				
			
			
			
			
			
			
		Did you ever find a solution to this? I am having the same error. I want to register class extensions with ArcGIS Server. They are working fine with ArcMap on the same machine.