v2.3版本更新下来后，运行报错，少PermissionMapper.java文件，根据文档运行过mvn compile

[cngkqy]

Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' enabled. elAdmin- 2019-11-07 17:45:12 [main] ERROR o.s.boot.SpringApplication - Application run failed org.springframework.beans.factory.BeanDefinitionStoreException: Failed to parse configuration class [me.zhengjie.AppRun]; nested exception is java.io.FileNotFoundException: class path resource [me/zhengjie/modules/system/service/mapper/PermissionMapper.class] cannot be opened because it does not exist at org.springframework.context.annotation.ConfigurationClassParser.parse(ConfigurationClassParser.java:181) at org.springframework.context.annotation.ConfigurationClassPostProcessor.processConfigBeanDefinitions(ConfigurationClassPostProcessor.java:315) at org.springframework.context.annotation.ConfigurationClassPostProcessor.postProcessBeanDefinitionRegistry(ConfigurationClassPostProcessor.java:232) at org.springframework.context.support.PostProcessorRegistrationDelegate.invokeBeanDefinitionRegistryPostProcessors(PostProcessorRegistrationDelegate.java:275) at org.springframework.context.support.PostProcessorRegistrationDelegate.invokeBeanFactoryPostProcessors(PostProcessorRegistrationDelegate.java:95) at org.springframework.context.support.AbstractApplicationContext.invokeBeanFactoryPostProcessors(AbstractApplicationContext.java:691) at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:528) at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:140) at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:775) at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:397) at org.springframework.boot.SpringApplication.run(SpringApplication.java:316) at org.springframework.boot.SpringApplication.run(SpringApplication.java:1260) at org.springframework.boot.SpringApplication.run(SpringApplication.java:1248) at me.zhengjie.AppRun.main(AppRun.java:20) Caused by: java.io.FileNotFoundException: class path resource [me/zhengjie/modules/system/service/mapper/PermissionMapper.class] cannot be opened because it does not exist at org.springframework.core.io.ClassPathResource.getInputStream(ClassPathResource.java:180) at org.springframework.core.type.classreading.SimpleMetadataReader.(SimpleMetadataReader.java:51) at org.springframework.core.type.classreading.SimpleMetadataReaderFactory.getMetadataReader(SimpleMetadataReaderFactory.java:103) at org.springframework.boot.type.classreading.ConcurrentReferenceCachingMetadataReaderFactory.createMetadataReader(ConcurrentReferenceCachingMetadataReaderFactory.java:88) at org.springframework.boot.type.classreading.ConcurrentReferenceCachingMetadataReaderFactory.getMetadataReader(ConcurrentReferenceCachingMetadataReaderFactory.java:75) at org.springframework.core.type.classreading.SimpleMetadataReaderFactory.getMetadataReader(SimpleMetadataReaderFactory.java:81) at org.springframework.context.annotation.ConfigurationClassParser.asSourceClass(ConfigurationClassParser.java:685) at org.springframework.context.annotation.ConfigurationClassParser$SourceClass.getInterfaces(ConfigurationClassParser.java:1011) at org.springframework.context.annotation.ConfigurationClassParser.processInterfaces(ConfigurationClassParser.java:375) at org.springframework.context.annotation.ConfigurationClassParser.doProcessConfigurationClass(ConfigurationClassParser.java:323) at org.springframework.context.annotation.ConfigurationClassParser.processConfigurationClass(ConfigurationClassParser.java:242) at org.springframework.context.annotation.ConfigurationClassParser.parse(ConfigurationClassParser.java:191) at org.springframework.context.annotation.ConfigurationClassParser.doProcessConfigurationClass(ConfigurationClassParser.java:295) at org.springframework.context.annotation.ConfigurationClassParser.processConfigurationClass(ConfigurationClassParser.java:242) at org.springframework.context.annotation.ConfigurationClassParser.parse(ConfigurationClassParser.java:199) at org.springframework.context.annotation.ConfigurationClassParser.parse(ConfigurationClassParser.java:167) ... 13 common frames omitted

[cngkqy]

运行了mvn compile后，还是报一样的错

[cngkqy]

好了，可以了。运行完mvn compile后，又尝试运行了一下Build Project，这次不报错了。