Overview
This article provides the solution to an issue you may encounter when you are trying to add or edit a journal mailbox using the EWS protocol.
Information
When going through the Mail Servers to the Archive wizard, and you are trying to add or edit a journal mailbox as a datasource using the EWS protocol, the following error is shown:
Failed during: Testing connection
Details: Could not perform test of connection. Details: Client found response content type of '', but expected 'text/xml'. The request failed with an empty response.
The binding with a defined hostname on the IIS site hosting the EWS web application from Microsoft Exchange causes EWS not to work correctly.
Process
To fix this issue, follow the steps below:
- Open IIS.
- Find the site that is hosting the EWS web application.
- Right-click the site and click "Edit bindings...".
- Check for entries in the list which have a hostname value defined.
- Remove the binding.
Note: Before removing the binding, check why it was created and ensure that removing it does not affect other functionalities.
Confirmation
You can add/edit the journal mailbox successfully using the EWS protocol.