The following properties cannot be searched because their values are only calculated when used and are not stored in the Exchange store.

• DAV:getetag
• DAV:href
• DAV:lockdiscovery
• DAV:parentname
• DAV:resourcetype
• DAV:searchrequest
• http://schemas.microsoft.com/exchange/content-href
• http://schemas.microsoft.com/exchange/ntsecuritydescriptor
• http://schemas.microsoft.com/exchange/oof-state
• http://schemas.microsoft.com/exchange/publicfolderemailaddress
• http://schemas.microsoft.com/repl/repl-uid
• http://schemas.microsoft.com/repl/resourcetag
• urn:schemas:contacts:proxyaddresses
• urn:schemas:httpmail:htmldescription
• urn:schemas:httpmail:subject
• urn:schemas:mailheader:subject
• urn:schemas-microsoft-com:exch-data:baseschema
• urn:schemas-microsoft-com:exch-data:schema-collection-ref

All properties that contain URL values, such as DAV:href, are calculated and UTF-8 encoded.

This list is not comprehensive and is subject to change.