Hi, I was trying to set IP based security on exchange 2007 CAS server (on owa virtual directory) but after revoking changes I am getting error in EMC . -------------------------------------------------------- Microsoft Exchange Error -------------------------------------------------------- The following error(s) were reported while loading topology information: Get-OWAVirtualDirectory Failed Error: Unable to create Internet Information Services (IIS) directory entry. Error message is: Exception from HRESULT: 0x80005008. HResult = -2147463160. Exception from HRESULT: 0x80005008 -------------------------------------------------------- OK -------------------------------------------------------- Please Help

Hello, Check out this similar thread, might help you... http://forums.microsoft.com/TechNet/ShowPost.aspx?PostID=1549253&SiteID=17