title: System Center Virtual Machine Manager Service Unable to start
body: <p>I have install Virtual Machine Manager on windows server 2012 R2 . it installed sucessfuly but the SCVMM  service can't be started please check the following log for and the error </p>
  
  <p>when i try to start SCVMM service its endup with the following error </p>
  
  <p>" The System Center Virtual Machine Manager Service on Local Computer started and then stopped. Some services stop automatically if they are not in use by other services or programs.
  "
  Log Name:      Application
  Source:        SCVMMService
  Date:          11/4/2014 7:58:55 AM
  Event ID:      0
  Task Category: None
  Level:         Error
  Keywords:      Classic
  User:          N/A
  Computer:      HC**********
  Description:</p>
  
  <pre><code>Service cannot be started. System.Reflection.ReflectionTypeLoadException: Unable to load one or more of the requested types. Retrieve the LoaderExceptions property for more information.
     at System.Reflection.RuntimeModule.GetTypes(RuntimeModule module)
     at System.Reflection.RuntimeModule.GetTypes()
     at System.Reflection.Assembly.GetTypes()
     at Microsoft.VirtualManager.Remoting.IndigoSerializableObject.BuildKnownAssemblyTypes(Assembly assembly)
     at Microsoft.VirtualManager.Remoting.IndigoSerializableObject.InitializeKnownTypesCache(List`1 assembliesToExamine)
     at Microsoft.VirtualManager.Engine.Remoting.IndigoServiceHost.InitializeKnownTypesCache()
     at Microsoft.VirtualManager.Engine.VirtualManagerService.TimeStartupMethod(String description, TimedStartupMethod methodToTime)
     at Microsoft.VirtualManager.Engine.VirtualManagerService.OnStart(String[] args)
     at System.ServiceProcess.ServiceBase.ServiceQueuedMainCallback(Object state)
  Event Xml:
  &lt;Event xmlns="http://schemas.microsoft.com/win/2004/08/events/event"&gt;
    &lt;System&gt;
      &lt;Provider Name="SCVMMService" /&gt;
      &lt;EventID Qualifiers="0"&gt;0&lt;/EventID&gt;
      &lt;Level&gt;2&lt;/Level&gt;
      &lt;Task&gt;0&lt;/Task&gt;
      &lt;Keywords&gt;0x80000000000000&lt;/Keywords&gt;
      &lt;TimeCreated SystemTime="2014-11-04T07:58:55.000000000Z" /&gt;
      &lt;EventRecordID&gt;10656&lt;/EventRecordID&gt;
      &lt;Channel&gt;Application&lt;/Channel&gt;
      &lt;Computer&gt;HC-S*********** &lt;/Computer&gt;
      &lt;Security /&gt;
    &lt;/System&gt;
    &lt;EventData&gt;
      &lt;Data&gt;Service cannot be started. System.Reflection.ReflectionTypeLoadException: Unable to load one or more of the requested types. Retrieve the LoaderExceptions property for more information.
     at System.Reflection.RuntimeModule.GetTypes(RuntimeModule module)
     at System.Reflection.RuntimeModule.GetTypes()
     at System.Reflection.Assembly.GetTypes()
     at Microsoft.VirtualManager.Remoting.IndigoSerializableObject.BuildKnownAssemblyTypes(Assembly assembly)
     at Microsoft.VirtualManager.Remoting.IndigoSerializableObject.InitializeKnownTypesCache(List`1 assembliesToExamine)
     at Microsoft.VirtualManager.Engine.Remoting.IndigoServiceHost.InitializeKnownTypesCache()
     at Microsoft.VirtualManager.Engine.VirtualManagerService.TimeStartupMethod(String description, TimedStartupMethod methodToTime)
     at Microsoft.VirtualManager.Engine.VirtualManagerService.OnStart(String[] args)
     at System.ServiceProcess.ServiceBase.ServiceQueuedMainCallback(Object state)&lt;/Data&gt;
    &lt;/EventData&gt;
  &lt;/Event&gt;
  </code></pre>