idea启动springboot项目时报错，如何解决，急！错误日志如下

最新推荐文章于 2025-05-14 14:18:59 发布

原创最新推荐文章于 2025-05-14 14:18:59 发布 · 1.9k 阅读

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博客记录了Spring应用启动失败的错误信息，原因是JpaConfiguration中方法所需的单个Bean有两个，分别为dataSource和EmbeddeddataSource。并给出解决建议，如标记一个Bean为@Primary、让消费者接受多个Bean或使用@Qualifier指定要使用的Bean。

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2019-06-24 19:20:53.535 ERROR 10924 — [ main] o.s.b.d.LoggingFailureAnalysisReporter :

APPLICATION FAILED TO START

Description:

Parameter 0 of method localContainerEntityManagerFactoryBean in edu.ynmd.cms.config.JpaConfiguration required a single bean, but 2 were found:
- dataSource: defined by method ‘dataSource’ in class path resource [edu/ynmd/cms/config/DataSourceConfig.class]
- EmbeddeddataSource: defined by method ‘dataSource’ in class path resource [edu/ynmd/cms/config/DataSourceConfiguration.class]

Action:

Consider marking one of the beans as @Primary, updating the consumer to accept multiple beans, or using @Qualifier to identify the bean that should be consumed

Process finished with exit code 1