MySQL Error 3721 – ER_INVALID_DEFAULT_UTF8MB4_COLLATION MySQL 17 Views 0 Min Read MySQL Error Message Invalid default collation %s: utf8mb4_0900_ai_ci or utf8mb4_general_ci expected Reason for the Error ER_INVALID_DEFAULT_UTF8MB4_COLLATION was added in 8.0.11. Related admin November 23, 2024
