I am Dale Hayter, a Microsoft and VMware certified Technical Consultant.

My blog has been built up over the years from my experience of working on an IT helpdesk and also from being out on-site.

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Exchange 2010 : The user has insufficient access rights

If you see the error message :-

 The User has insufficient access right

When trying to delete, move or carry out other operations on a mailbox do the following :

AD Users and Computers
View, Show Advanced
Double click on user
Click Security
Click Advanced
Tick the box include inheritable permissions