启动springboot的时候莫名其妙出现这个错误，我properties里面也没配置数据源啥的，但就是出现这个错误

解决方法：

在启动类上加@SpringBootApplication(exclude= {DataSourceAutoConfiguration.class})

即在@SpringBootApplication上加(exclude= {DataSourceAutoConfiguration.class})

其他因为数据源的问题出现的这个错误网上好多，这里不赘述。

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