If your database was created with TOXICALL® 3.6 or 4.0, data must be migrated prior to using the data in TOXICALL®4.3. See the TOXICALL® Migration Guide for additional information.
Also when upgrading from version 4.3.7 or higher to 4.3.45, databases
need to be checked for TESS 2002 fields option in this menu.