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GeneralIncomingEmailServerError when trying to install Microsoft Dynamics 365 App for Outlook

This article provides a resolution for the issue that you may receive the GeneralIncomingEmailServerError error when trying to install Microsoft Dynamics 365 App for Outlook.

Applies to:   Microsoft Dynamics CRM
Original KB number:   4019040


When you attempt to install Microsoft Dynamics 365 App for Outlook, you encounter the following error:

There was an issue when attempting to add the app to Outlook.

SoapException : GeneralIncomingEmailServerError

If you select the Details link, the following additional details appear:

Error : System.Web.Services.Protocols.SoapException: The specified server version is invalid. at System.Web.Services.Protocols.SoapHttpClientProtocol.ReadResponse(SoapClientMessage message, WebResponse response, Stream responseStream, Boolean asyncCall) at System.Web.Services.Protocols.SoapHttpClientProtocol.EndInvoke(IAsyncResult asyncResult) at Microsoft.Crm.Asynchronous.EmailConnector.ExchangeServiceBinding.EndInstallApp(IAsyncResult asyncResult) at Microsoft.Crm.Asynchronous.EmailConnector.OfficeAppsDeploymentStep.EndCall() at Microsoft.Crm.Asynchronous.EmailConnector.ExchangeIncomingEmailProviderStep.EndOperation()


This error can occur if you are using Exchange on-premises and the version does not meet the requirements.


Verify the version of Exchange on-premises you are using meets the requirements documented in Supported configurations with Microsoft Exchange.


If the user's mailbox is on a supported version of Microsoft Exchange but your organization has migrated from an earlier version of Exchange such as Exchange Server 2010, this error may occur if you have not migrated your system mailboxes. For more information on moving system mailboxes, see Move the Exchange 2010 system mailbox to Exchange 2013.