springboot错误：Error starting ApplicationContext. To display the conditions report re-run your applica

springboot错误：Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' enabled.

springboot添加eureka时启动项目出现：

Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' enabled.
2019-04-30 19:49:32.149 ERROR 2984 --- [           main] o.s.b.d.LoggingFailureAnalysisReporter   : 

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APPLICATION FAILED TO START
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Description:

The bean 'dataSource', defined in BeanDefinition defined in class path resource [org/springframework/boot/autoconfigure/jdbc/DataSourceConfiguration$Hikari.class], could not be registered. A bean with that name has already been defined in class path resource [org/springframework/boot/autoconfigure/jdbc/DataSourceConfiguration$Hikari.class] and overriding is disabled.

Action:

Consider renaming one of the beans or enabling overriding by setting spring.main.allow-bean-definition-overriding=true


Process finished with exit code 1				

解决，添加

		<dependency>
            <groupId>com.google.code.gson</groupId>
            <artifactId>gson</artifactId>
            <version>2.8.5</version>
        </dependency>