The type to be ‎(de)‎serialized is not allowed

Below is the error message when I tried to create Hybrid Configuration between my Exchange 2013 and Office 365.

Modify Exchange Hybrid

The wizard did not complete successfully. Please see the list below for error details.

Updating hybrid configuration failed with error ‎’Subtask CheckPrereqs execution failed: Check Tenant Prerequisites Deserialization fails due to one SerializationException: Microsoft.Exchange.Compliance.Serialization.Formatters.BlockedTypeException: The type to be ‎(de)‎serialized is not allowed: Microsoft.Exchange.Data.Directory.DirectoryBackendType,Microsoft.Exchange.Data.Directory, Version=15.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35 at Microsoft.Exchange.Compliance.Serialization.Formatters.TypedSerializationFormatter.TypeBinder.BindToType‎(String assemblyName, String typeName)‎ at System.Runtime.Serialization.Formatters.Binary.ObjectReader.Bind‎(String assemblyString, String typeString)‎ at System.Runtime.Serialization.Formatters.Binary.ObjectR

Creating a New Service Request on Office 365

You may need this article when a problem occurs in Office 365. Usually you don’t need anything but there are many issues you can’t solve them. Therefore, you need a help.

For example I am having some difficulties and I need to raise a new service ticket to Office 365 Service team. I need an interim update for my Exchange server.

Login to Office 365 and follow the steps:

Support Tab

Service Request

And + Icon to create a new Service Request

Office 365 Email Signature

Office 365 Email Signature

Generally, I have been asked many times how to create a high level email signature in Office 365 or does Office 365 have email signature feature.

The answers of those questions are, no and yes. Of course, Office 365 has a signature feature because it has similar features what Exchange Server has. Some of you might know that this feature on Exchange is not strong enough to cover many companies expectations.

How To connect Office 365 Via On-premises PowerShell

How To connect Office 365 Via On-premises PowerShell

As you might aware of that Office 365 has PowerShell that means you can use PowerShell to manage your tenancy. Also, some jobs require it.

In order to connect to Office 365 from your PC or Server, you need to complete some requirements and install some application.

First thing you need to have an Operating system that is supported such as Windows 7, Windows 8, Windows 8.1, Windows Server 2008 R2 and Windows Server 2012/R2

Second thing is to install .Net Framework and PowerShell.