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Users are getting when changing delegates this error<br />
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The Delegates settings were not saved correctly, Cannot activate send-on-behalf-of list.<br />
<br />
you don't have sufficient permission to perform this operation on this object<br />
<br />
The problem started after migration to Exchange 2013
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Users are getting when changing delegates this error

The Delegates settings were not saved correctly, Cannot activate send-on-behalf-of list.

you don't have sufficient permission to perform this operation on this object

The problem started after migration to Exchange 2013

Delegate issue Outlook 2013 after migration to Exchange 2013

Exchange is the server side of a collaborative application product that is part of the Microsoft Server infrastructure. Exchange's major features include email, calendaring, contacts and tasks, support for mobile and web-based access to information, and support for data storage.

Exchange

Microsoft Outlook is a personal information manager from Microsoft, available as a part of the Microsoft Office suite. Although often used mainly as an email application, it also includes a calendar, task manager, contact manager, note-taker, journal, and web browser.