Migrating RoundCube to the 1.5 version
The following "migration" notes didn't work fine when upgrading to v. 1.5.0 from v. 1.4.11. When running the installto.sh script I got a couple of error concerning the database schema: ERROR: Error in DDL upgrade 2020020101: [1091] Can't DROP 'user_id_fk_cache_index'; check that...