We recently encountered an error with a Microsoft Lync server "An unhandled exception was encountered in Service service" that impacted users who were trying to expand a Distribution Group in Microsoft Office Communicator 2007 that had a simple fix. Read more about this error message and how we fixed it.
From the log files:
Log Name: Lync Server
Source: LS Web Components Server
Date: 4/30/2013 11:39:41 AM
Event ID: 4096
Task Category: (1074)
Level: Error
Keywords: Classic
User: N/A
Computer: DC-FEC-22.dc.ad.contoso.com
Description:
An unhandled exception was encountered in Service service.
Exception Details. System.Runtime.InteropServices.COMException (0x8007203A): The server is not operational.
at Microsoft.LiveServer.DLExpansion.Service.ThrowSoapFault(Exception e)
at Microsoft.LiveServer.DLExpansion.Service.QueryADGetDistributionListInfo(String mail, DirectorySearcher dSearcher)
at Microsoft.LiveServer.DLExpansion.Service.ProcessADRequest(OCSPrincipal user, String key, DlxGroup& result)
at Microsoft.LiveServer.DLExpansion.Service.ExpandDistributionList(String groupMailAddress)
at SyncInvokeExpandDistributionList(Object , Object[] , Object[] )
at System.ServiceModel.Dispatcher.SyncMethodInvoker.Invoke(Object instance, Object[] inputs, Object[]& outputs)
at System.ServiceModel.Dispatcher.DispatchOperationRuntime.InvokeBegin(MessageRpc& rpc)
at System.ServiceModel.Dispatcher.ImmutableDispatchRuntime.ProcessMessage5(MessageRpc& rpc)
at System.ServiceModel.Dispatcher.ImmutableDispatchRuntime.ProcessMessage4(MessageRpc& rpc)
at System.ServiceModel.Dispatcher.MessageRpc.Process(Boolean isOperationContextSet)
Cause: Application error. Please look through the exception details for more information.
Resolution:
Restart the server. If the problem persists contact product support.
Event Xml:
<Event xmlns="http://schemas.microsoft.com/win/2004/08/events/event">
<System>
<Provider Name="LS Web Components Server" />
<EventID Qualifiers="50226">4096</EventID>
<Level>2</Level>
<Task>1074</Task>
<Keywords>0x80000000000000</Keywords>
<TimeCreated SystemTime="2013-04-30T15:39:41.000000000Z" />
<EventRecordID>65745</EventRecordID>
<Channel>Lync Server</Channel>
<Computer>DC-FEC-22.dc.ad.contoso.com</Computer>
<Security />
</System>
<EventData>
<Data>Service</Data>
<Data>System.Runtime.InteropServices.COMException (0x8007203A): The server is not operational.
at Microsoft.LiveServer.DLExpansion.Service.ThrowSoapFault(Exception e)
at Microsoft.LiveServer.DLExpansion.Service.QueryADGetDistributionListInfo(String mail, DirectorySearcher dSearcher)
at Microsoft.LiveServer.DLExpansion.Service.ProcessADRequest(OCSPrincipal user, String key, DlxGroup& result)
at Microsoft.LiveServer.DLExpansion.Service.ExpandDistributionList(String groupMailAddress)
at SyncInvokeExpandDistributionList(Object , Object[] , Object[] )
at System.ServiceModel.Dispatcher.SyncMethodInvoker.Invoke(Object instance, Object[] inputs, Object[]& outputs)
at System.ServiceModel.Dispatcher.DispatchOperationRuntime.InvokeBegin(MessageRpc& rpc)
at System.ServiceModel.Dispatcher.ImmutableDispatchRuntime.ProcessMessage5(MessageRpc& rpc)
at System.ServiceModel.Dispatcher.ImmutableDispatchRuntime.ProcessMessage4(MessageRpc& rpc)
at System.ServiceModel.Dispatcher.MessageRpc.Process(Boolean isOperationContextSet)</Data>
</EventData>
</Event>
• Affected Users: users trying to expand Distribution Groups in Office Communicator 2007 were affected.
• Fix: Restarted IIS on Lync servers. Please leave your thoughts in the comment section below this post.
