NoClassDefFoundError的：ConfigurationPropertySources

Question

从昨天开始，我们对我们的后没有改变什么行家文件，库或者别的什么配置的全新安装春天启动项目的一个问题。

我们也尝试更新springframework的聚甲醛的版本和Spring启动到1.5.4.Release。

这是显示的错误是：

Exception in thread "main" java.lang.NoClassDefFoundError: org/springframework/boot/context/properties/source/ConfigurationPropertySources
    at org.springframework.cloud.client.HostInfoEnvironmentPostProcessor.getFirstNonLoopbackHostInfo(HostInfoEnvironmentPostProcessor.java:46)
    at org.springframework.cloud.client.HostInfoEnvironmentPostProcessor.postProcessEnvironment(HostInfoEnvironmentPostProcessor.java:35)
    at org.springframework.boot.context.config.ConfigFileApplicationListener.onApplicationEnvironmentPreparedEvent(ConfigFileApplicationListener.java:168)
    at org.springframework.boot.context.config.ConfigFileApplicationListener.onApplicationEvent(ConfigFileApplicationListener.java:154)
    at org.springframework.context.event.SimpleApplicationEventMulticaster.invokeListener(SimpleApplicationEventMulticaster.java:166)
    at org.springframework.context.event.SimpleApplicationEventMulticaster.multicastEvent(SimpleApplicationEventMulticaster.java:138)
    at org.springframework.context.event.SimpleApplicationEventMulticaster.multicastEvent(SimpleApplicationEventMulticaster.java:121)
    at org.springframework.boot.context.event.EventPublishingRunListener.environmentPrepared(EventPublishingRunListener.java:68)
    at org.springframework.boot.SpringApplicationRunListeners.environmentPrepared(SpringApplicationRunListeners.java:54)
    at org.springframework.boot.SpringApplication.prepareEnvironment(SpringApplication.java:337)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:308)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1186)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1175)
    at br.com.ibliss.auth.app.AuthServerApplication.main(AuthServerApplication.java:216)
Caused by: java.lang.ClassNotFoundException: org.springframework.boot.context.properties.source.ConfigurationPropertySources
    at java.net.URLClassLoader.findClass(URLClassLoader.java:381)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
    at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
    ... 14 more

Answer 1

根据ConfigurationPropertySources source，这个类是从版本2.0.0

提供访问{@link ConfigurationPropertySource ConfigurationPropertySources}。 @author菲利普·韦布 @since 2.0.0

你可能没有升级你的春天启动的版本，但实际上降级。