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我使用 jboss forge 创建了一个 wildfly-swarm 测试项目，但是当我生成项目时遇到错误：

2017-05-17 15:35:00,528 ERROR [org.jboss.as.controller.management-operation] (main) WFLYCTL0013: Operation ("add") failed - address: (("deployment" => "demo.war")) - failure description: {
    "WFLYCTL0412: Required services that are not installed:" => ["jboss.naming.context.java.jboss.datasources.ExampleDS"],                                                                                                                   
    "WFLYCTL0180: Services with missing/unavailable dependencies" => [                                                                                                                                                                       
        "jboss.persistenceunit.\"demo.war#demo-persistence-unit\" is missing [jboss.naming.context.java.jboss.datasources.ExampleDS]",                                                                                                       
        "jboss.persistenceunit.\"demo.war#demo-persistence-unit\".__FIRST_PHASE__ is missing [jboss.naming.context.java.jboss.datasources.ExampleDS]"                                                                                        
    ]                                                                                                                                                                                                                                        
}                                                                                                                                                                                                                                            
2017-05-17 15:35:00,530 ERROR [org.jboss.as.server] (main) WFLYSRV0021: Deploy of deployment "demo.war" was rolled back with the following failure message:                                                                                  
{                                                                                                                                                                                                                                            
    "WFLYCTL0412: Required services that are not installed:" => ["jboss.naming.context.java.jboss.datasources.ExampleDS"],                                                                                                                   
    "WFLYCTL0180: Services with missing/unavailable dependencies" => [                                                                                                                                                                       
        "jboss.persistenceunit.\"demo.war#demo-persistence-unit\" is missing [jboss.naming.context.java.jboss.datasources.ExampleDS]",                                                                                                       
        "jboss.persistenceunit.\"demo.war#demo-persistence-unit\".__FIRST_PHASE__ is missing [jboss.naming.context.java.jboss.datasources.ExampleDS]"                                                                                        
    ]                                                                                                                                                                                                                                        
}

我该怎么办？如果有人可以帮助我，谢谢！

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1 回答 1

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尽管您没有在帖子中包含您的 persistence.xml，但此错误意味着默认数据库驱动程序未启动，并且在 jpa 使用的 persistence.xml 文件中引用了它。如果您使用 Maven，则需要至少包含一个使用编译范围的默认 jdbc 驱动程序 jar，这将自动配置 ExampleDS 数据源。

另外，请确保您使用的是最新的 ws，即 2017.5.0。

于 2017-05-22T05:31:27.930 回答