Article ID: 2519359 - View products that this article applies to.
Consider the following scenario:
Changes to the rule cannot be saved.
This issue occurs because of an error in Store.exe which causes the permissions on the Public Folder not to be validated properly, which in turn causes the permissions check to fail.
To resolve this issue, install the following update rollup:
(http://support.microsoft.com/kb/2579150/ )Description of Update Rollup 4 for Exchange Server 2010 Service Pack 1
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
Article ID: 2519359 - Last Review: July 28, 2011 - Revision: 4.0