LocalDateTime时间返序列化出错。Execution of Rabbit message listener failed.

Caused by: com.fasterxml.jackson.databind.exc.InvalidDefinitionException: Cannot construct instance of java.time.LocalDateTime (no Creators, like default constructor, exist): cannot deserialize from Object value (no delegate- or property-based Creator)

org.springframework.amqp.rabbit.support.ListenerExecutionFailedException: Listener threw exception

Caused by: org.springframework.amqp.support.converter.MessageConversionException: Failed to convert Message content

rabbitMq消息重复发送，重复ack原因

jetcache中@cached注解踩坑记录

docker+mysql+springboot出现java.sql.SQLException: Access denied for user 'root'@'ip' (using password: YES)。将yml文件修改为properties文件或者修改mysql密码不能出现小数点。