Migration: Square 9 SmartSearch Direct: Could not import document into Database

If you are migrating into Square 9 SmartSearch Direct, and if any fields are configured in SmartSearch as "Required", those corresponding fields in PSI:Capture must be populated or the migration will error out.  This has been tested on SmartSearch 4.0.1.0 and 4.1.

The actual error log is:  Could not import document into database: "RequiredField" (Method Not Allowed)