We want to update our exchange mailbox server from CU13 to CU20. We are facing below error:
The following error was generated when "$error.Clear();
initialize-ExchangeUniversalGroups -DomainController $RoleDomainController -ActiveDirectorySplitPermissions $RoleActiveDirectorySplitPermissions
" was run: "System.NullReferenceException: Object reference not set to an instance of an object.
at Microsoft.Exchange.Management.Tasks.InitializeExchangeUniversalGroups.CreateOrMoveEWPGroup(ADGroup ewp, ADOrganizationalUnit usgContainer)
at Microsoft.Exchange.Management.Tasks.InitializeExchangeUniversalGroups.InternalProcessRecord()
at Microsoft.Exchange.Configuration.Tasks.Task.<ProcessRecord>b__b()
at Microsoft.Exchange.Configuration.Tasks.Task.InvokeRetryableFunc(String funcName, Action func, Boolean terminatePipelineIfFailed)
at Microsoft.Exchange.Configuration.Tasks.Task.ProcessTaskStage(TaskStage taskStage, Action initFunc, Action mainFunc, Action completeFunc)
at Microsoft.Exchange.Configuration.Tasks.Task.ProcessRecord()
at System.Management.Automation.CommandProcessor.ProcessRecord()".
We have 2 mailbox and a EDGE server in our environment. We have found that in mailbox 1, Exchange Server Service HostService is not starting. It is showing an error 1067: The Process terminated unexpectedly.