Merhaba aşağıdaki komutları Exchange PowerShell de çalıştır .
Set-EventLogLevel -Identity “MSExchangeSA\OAL Generator” -Level medium
Update-GlobalAddressList -id “Default Global Address List”
Update-OfflineAddressBook -id “Default Offline Address Book”
Get-ClientAccessServer | Update-FileDistributionService -type oab
Set-EventLogLevel -Identity “MSExchangeSA\OAL Generator” -Level lowest
En son IIS servisni de Restart Et
Kolay Gelsin