The baselines are stored in a DDL repository. You must create the DDL Repository schema by downloading and executing a script.
These downloads are for version 18.104.22.168.24 and later.
Please note that running this download will require you to drop and recreate your existing fddb schema.
Drop script - drops all tables and sequences from the fddb schema. Some tables may not exist in your schema depending on what version you have. You may safely ignore any errors saying that the table doesn't exist.
4.6 Version FDDB schema ddl (does not include creation of the schema, you may do that per your company standards.
Any builds prior to this will no longer work to deploy. If you are in the middle of a release cycle, you may wish to wait to upgrade to this version of the plugin. The builds will still show up in FlexDeploy but won't work.