has anyone come across this error during setup of Exchange 2013 CU23?
FAILEDAT STEP 1 OF 18
Error: The following error was generated when "$error.Clear(); initialize-ExchangeUniversalGroups -DomainController $RoleDomainController -ActiveDirectorySplitPermissions $RoleActiveDirectorySplitPermissions
" was run: "Microsoft.Exchange.Management.Tasks.InvalidWKObjectTargetException: The well-known object entry with the GUID "bec6ddb3-3b2a-4be8-97eb-2dce9477e389", which is on the "CN=Microsoft Exchange,CN=Services,CN=Configuration,DC=DOMAIN,DC=ca" container object's otherWellKnownObjects attribute, refers to a group "CN=Help Desk,OU=Information Technology,DC=DOMAIN,DC=ca" of the wrong group type. Either delete the well-known object entry, or promote the target object to "Universal, SecurityEnabled". at Microsoft.Exchange.Configuration.Tasks.Task.ThrowError(Exception exception, ErrorCategory errorCategory, Object target, String helpUrl) at Microsoft.Exchange.Management.Tasks.InitializeExchangeUniversalGroups.CreateGroup(ADOrganizationalUnit usgContainer, String groupName, Int32 groupId, Guid wkGuid, String groupDescription, GroupTypeFlags groupType, Boolean createAsRoleGroup) at Microsoft.Exchange.Management.Tasks.InitializeExchangeUniversalGroups.CreateRoleGroup(ADOrganizationalUnit usgContainer, RoleGroupDefinition roleGroup) at Microsoft.Exchange.Management.Tasks.InitializeExchangeUniversalGroups.CreateAndValidateRoleGroups(ADOrganizationalUnit usgContainer, RoleGroupCollection roleGroups) 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)".