Requested value ‘CrossOrg, Pull, HighPriority’ was not found

Dica rápida para quem não se ligou nos pré-requisitos e updates do Office 365> Este erro é causado quando você abre o Office365 com o Console de Gerenciamento do Exchange Server:

Requested value ‘CrossOrg, Pull, HighPriority’ was not found.
System.ArgumentException: Requested value ‘CrossOrg, Pull, HighPriority’ was not found.
at System.Enum.Parse(Type enumType, String value, Boolean ignoreCase)
at Microsoft.Exchange.Configuration.MonadDataProvider.MonadDataReader.GetValue(Int32 ordinal)

Solução:
Instale o Exchange Management Console SP2 e Rollup 2 ou superior.