Could not load file or assembly ‘System.Fabric’

Could not load file or assembly ‘System.Fabric’ I was working on a Lync SE Front End Server where the Front End Service was stuck at starting. I tried Reset-CSPoolFabricState –PoolFQDN {PoolFQDN} –ResetType QuorumLossRecovery but that didn't work this time. I noticed in the event viewer an warning event 50016 mentioning Windows Fabric. An exception was … Continue reading Could not load file or assembly ‘System.Fabric’

Persistent Chat Admin by Lync Management Shell

A day of Persistent Chat Management Shell Today i was doing some P Chat and wanted to administrator it only via Lync Management Shell. This was for a single FE with collocated P Chat. Create New Category New-CsPersistentChatCategory -Name SalesCategory –Description Sales Category –EnableInvitations -EnableFileUpload Remove Category Remove-CsPersistentChatCategory -Name lyncse01.ucmart.co.uk\SalesCategory Next Add Members Set-CsPersistentChatCategory -identity … Continue reading Persistent Chat Admin by Lync Management Shell

Lync Persistent Chat Service Stopping – 53503 Unexpected DB Version

After I added the persistent chat role to a Standard Edition Front End Server the service was stopping unexpectedly. There was an error in the event viewer 53503 Unexpected DB Version I ran the Lync Update Installer and noticed that the persistent Chat role was not up to date I started the persistent chat service … Continue reading Lync Persistent Chat Service Stopping – 53503 Unexpected DB Version

Lync 2013 issue sending IM to external / federated contacts from OWA in Exchange 2013

Had an issue today where i couldn't send an IM to a federated contact from OWA on Exchange Online and Onprem 2013. If a federated contact sent me an IM i received the IM in OWA, clicked accept and i could send and receive IMs successfully. but If i initiated the conversion to the federated … Continue reading Lync 2013 issue sending IM to external / federated contacts from OWA in Exchange 2013