spring boot mybatis druid 数据库链接异常

Question

springboot mybatis druid 访问mysql数据库告成
请法度无响应
java.lang.RuntimeException: com.alibaba.druid.pool.GetConnectionTimeoutException

Error querying database. Cause: java.lang.RuntimeException: com.alibaba.druid.pool.GetConnectionTimeoutException: wait millis 60000, active 50, maxActive 50
### Cause: java.lang.RuntimeException: com.alibaba.druid.pool.GetConnectionTimeoutException: wait millis 60000, active 50, maxActive 50
org.mybatis.spring.MyBatisSystemException: nested exception is org.apache.ibatis.exceptions.PersistenceException:
### Error querying database. Cause: java.lang.RuntimeException: com.alibaba.druid.pool.GetConnectionTimeoutException: wait millis 60000, active 50, maxActive 50

Answer 1

数据库用户名或者密码搞错了？还是没开数据库。提示是获得数据库连接超时。

Answer 2

我这边是应用跑起啦10分钟，报这个错误！！！