When launching OWA 2010 in Exchange 2010 you see the error Outlook Web App didn’t initialize. If the problem continues, please contact your helpdesk.
Couldn’t find a base theme (folder name=base) . This can be fixed with a power shell command
You find that on your wordpress based site you see a message saying “Briefly unavailable for scheduled maintenance” . This can be fixed by removing a file in your root folder. This issue can come from a a wordpress upgrade or a wordpress plugin upgrade