OWA Office web App-Troubleshooting
You will need to check claims service is running PowerShell to provision: $h = Get-SPServiceHostconfig $h.Provision() $services = Get-SPServiceApplication foreach ($service in $services) { $service.provision(); write-host $ service.name } In OWA server some important commands to set verbose logs and to turn it off: Set-OfficeWebAppsFarm -LogVerbosity "High" Restart-Service WACSM Set-OfficeWebAppsFarm -LogVerbosity "" Restart-Service WACSM