Sharing with CodeTwo Public Folders folder that is currently shared with Exchange Server
This article is meant for users of CodeTwo Public Folders. This software has been discontinued. You can check the list of currently available CodeTwo products here.
CodeTwo Public Folders presents you with an error message in the status window as below:
Fig. 1. An error that occurs while attempting to share an Exchange folder.
The error in question is displayed when you share with CodeTwo Public Folders an Outlook folder that is already shared different way, for example with other third party application. This also happens for Exchange Server mailbox folders shared with other people using native Exchange's methods.
Unfortunately, sharing with CodeTwo Public Folders resources that are already shared with other methods is not supported. To solve this issue you must decide on one sharing method - use either CodeTwo Public Folders or the other tool.