Spring Cloud之bug

Spring Cloud:Failed to configure a DataSource: ‘url’ attribute is not specified and no embedded datasource could be configured


APPLICATION FAILED TO START


Description:

Failed to configure a DataSource: ‘url’ attribute is not specified and no embedded datasource could be configured.

Reason: Failed to determine a suitable driver class

Action:

Consider the following:
If you want an embedded database (H2, HSQL or Derby), please put it on the classpath.
If you have database settings to be loaded from a particular profile you may need to activate it (no profiles are currently active).

Process finished with exit code 1

错误信息

SpringBoot:Failed to configure a DataSource url attribute is not specified

解决方式

方案一:

  1. 查看pom.xml中项目的打包方式,除了在主项目中的pom.xml是用pom打包方式,其他大部分应该使用jar或者war打包。
    SpringBoot:Failed to configure a DataSource url attribute is not specified
  2. 重新启动服务,如果target目录还是没有加载到配置文件的时候,就删除target文件夹下的文件,然后右键项目->Rebuild…
    SpringBoot:Failed to configure a DataSource url attribute is not specified
  3. 启动成功,错误解决。

方案二:
右键项目resources->Mark Directory as 检查是否有Resource Root选项
SpringBoot:Failed to configure a DataSource url attribute is not specified图片所示则为正常,否则选择Resource Root选项

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