The mysqldump of this db (before upgrade) has all CHARSET=latin1
Processing 4_1_2-to-4_1_3_upgrade.sql …
Updating global configuration defaults…
ERROR: query failed: SELECT * FROM lang_definitions JOIN lang_constants ON lang_definitions.cons_id = lang_constants.cons_id WHERE lang_id=? AND constant_name = ? LIMIT 1
Error: Illegal mix of collations (latin1_bin,IMPLICIT) and (utf8_general_ci,COERCIBLE) for operation ‘=’