Right-click the folder containing your footage and ensure the "View as" option is set to AVCHD . This tells Premiere to look for the metadata files.
This paper outlines the correct ingest, editing, and export procedures for AVCHD media in CS5.5 to avoid dropped frames, audio sync loss, and “Generic Error” messages. avchd premiere pro cs5.5
Inside Premiere Pro CS5.5, navigate to the Media Browser tab (usually in the bottom-left panel). Right-click the folder containing your footage and ensure