Sign in with Microsoft
Sign in or create an account.
Select a different account.
You have multiple accounts
Choose the account you want to sign in with.


This issue occurs after you apply the August 2014 Cumulative Update 5.0.8308.738 for Microsoft Lync Server 2013. When this issue occurs, memory may leak by more than 100 megabytes (MB) every hour. 


  • W3wp.exe is a Reach Application Pool process.

  • MediationServerSvc.exe is a Mediation Service process.

  • MediationServerSvc.exe is a Mediation Service process.


To resolve this issue, install the February 2015 Cumulative Update for Lync Server 2013 core components.

More Information

This issue occurs because of a deadlock condition in the XdsUpdateReplicaStatus stored procedure.

Need more help?

Want more options?

Explore subscription benefits, browse training courses, learn how to secure your device, and more.

Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.

Was this information helpful?

What affected your experience?
By pressing submit, your feedback will be used to improve Microsoft products and services. Your IT admin will be able to collect this data. Privacy Statement.

Thank you for your feedback!