启动不了啊

[xiongdi9456]

按照配置都做了，启动报错，而且Intelij那边没出现多个启动项,麻烦出个详细点的教程好吗？nacos那边都做了

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APPLICATION FAILED TO START
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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).

[renzl321]

请确认启动的程序是否正常连接了nacos？