Warning: (1300, "Invalid utf8mb4 character string" occurring with Python 3 on PyMySQL 0.8.0 but not 0.7.1 · Issue #644 · PyMySQL/PyMySQL · GitHub
Frequent warning "pymysql.err.Warning: (1300, "Invalid utf8 character string..." · Issue #4188 · buildbot/buildbot · GitHub
MySQL-specific binary warnings "1300 Invalid utf8mb4 character string" · Issue #4216 · sqlalchemy/sqlalchemy · GitHub
![rmysql - R to MySQL throws the error "could not run statement: Invalid utf8mb4 character string" - Stack Overflow rmysql - R to MySQL throws the error "could not run statement: Invalid utf8mb4 character string" - Stack Overflow](https://i.stack.imgur.com/SnyMw.png)