Do the following:
To check the permissions
On the Windows Start menu, click All Programs > Administrative Tools > Computer Management.
In the left-hand pane, expand the Computer Management node and then expand the Services and Applications node.
Right-click Message Queuing and then, on the context menu, click Properties. The appears.
In the Select Users, Computers, or Groups window, next to Look In, select Entire Directory.
Click OK to return to the Message Queuing Properties window.