Siebel Search Administration Guide Addendum for FAST InStream > Setting Up Siebel Search with FAST InStream > About Installing Siebel Search >

Upgrading from Siebel Search Version 7.x

Any custom search objects which were defined in Siebel Search Version 7.x need to be redefined in the file <application_suite>_Field-Mappings.xml. See Customizing Search Objects for FAST.