IDEA 运行web项目 正常启动可以debug报错?报错

我使用的IDEA 2016.3的版本 

正常启动项目是可以的,但是我debug的时候报错!!!日志如下希望大神给看一下!!!!

2016-12-02 10:55:57.199  INFO 4384 --- [  restartedMain] com.handsure.sycs.Application            : Starting Application on WIN-01611221209 with PID 4384 (started by Administrator in D:\IntelliJ IDEA Workspace\sywhy)

2016-12-02 10:55:57.203  INFO 4384 --- [  restartedMain] com.handsure.sycs.Application            : No active profile set, falling back to default profiles: default
2016-12-02 10:55:57.203 DEBUG 4384 --- [  restartedMain] o.s.boot.SpringApplication               : Loading source class com.handsure.sycs.Application
2016-12-02 10:55:57.379 DEBUG 4384 --- [  restartedMain] o.s.b.c.c.ConfigFileApplicationListener  : Loaded config file 'classpath:/application.properties'
2016-12-02 10:55:57.379 DEBUG 4384 --- [  restartedMain] o.s.b.c.c.ConfigFileApplicationListener  : Skipped (empty) config file 'classpath:/application.properties' for profile default
2016-12-02 10:55:57.386  INFO 4384 --- [  restartedMain] s.c.a.AnnotationConfigApplicationContext : Refreshing org.springframework.context.annotation.AnnotationConfigApplicationContext@11e8d850: startup date [Fri Dec 02 10:55:57 CST 2016]; root of context hierarchy
2016-12-02 10:55:58.350  WARN 4384 --- [  restartedMain] s.c.a.AnnotationConfigApplicationContext : Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.BeanDefinitionStoreException: Failed to process import candidates for configuration class [com.handsure.sycs.Application]; nested exception is java.lang.IllegalStateException: Failed to introspect annotated methods on class org.springframework.session.config.annotation.web.http.SpringHttpSessionConfiguration
2016-12-02 10:55:58.360 ERROR 4384 --- [  restartedMain] o.s.boot.SpringApplication               : Application startup failed


org.springframework.beans.factory.BeanDefinitionStoreException: Failed to process import candidates for configuration class [com.handsure.sycs.Application]; nested exception is java.lang.IllegalStateException: Failed to introspect annotated methods on class org.springframework.session.config.annotation.web.http.SpringHttpSessionConfiguration
at org.springframework.context.annotation.ConfigurationClassParser.processImports(ConfigurationClassParser.java:519) ~[spring-context-4.2.5.RELEASE.jar:4.2.5.RELEASE]
at org.springframework.context.annotation.ConfigurationClassParser.doProcessConfigurationClass(ConfigurationClassParser.java:278) ~[spring-context-4.2.5.RELEASE.jar:4.2.5.RELEASE]
at org.springframework.context.annotation.ConfigurationClassParser.processConfigurationClass(ConfigurationClassParser.java:232) ~[spring-context-4.2.5.RELEASE.jar:4.2.5.RELEASE]
at org.springframework.context.annotation.ConfigurationClassParser.parse(ConfigurationClassParser.java:199) ~[spring-context-4.2.5.RELEASE.jar:4.2.5.RELEASE]
at org.springframework.context.annotation.ConfigurationClassParser.parse(ConfigurationClassParser.java:168) ~[spring-context-4.2.5.RELEASE.jar:4.2.5.RELEASE]
at org.springframework.context.annotation.ConfigurationClassPostProcessor.processConfigBeanDefinitions(ConfigurationClassPostProcessor.java:321) ~[spring-context-4.2.5.RELEASE.jar:4.2.5.RELEASE]
at org.springframework.context.annotation.ConfigurationClassPostProcessor.postProcessBeanDefinitionRegistry(ConfigurationClassPostProcessor.java:243) ~[spring-context-4.2.5.RELEASE.jar:4.2.5.RELEASE]
at org.springframework.context.support.PostProcessorRegistrationDelegate.invokeBeanDefinitionRegistryPostProcessors(PostProcessorRegistrationDelegate.java:273) ~[spring-context-4.2.5.RELEASE.jar:4.2.5.RELEASE]
at org.springframework.context.support.PostProcessorRegistrationDelegate.invokeBeanFactoryPostProcessors(PostProcessorRegistrationDelegate.java:98) ~[spring-context-4.2.5.RELEASE.jar:4.2.5.RELEASE]
at org.springframework.context.support.AbstractApplicationContext.invokeBeanFactoryPostProcessors(AbstractApplicationContext.java:678) ~[spring-context-4.2.5.RELEASE.jar:4.2.5.RELEASE]
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:520) ~[spring-context-4.2.5.RELEASE.jar:4.2.5.RELEASE]
at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:766) [spring-boot-1.3.3.RELEASE.jar:1.3.3.RELEASE]
at org.springframework.boot.SpringApplication.createAndRefreshContext(SpringApplication.java:361) [spring-boot-1.3.3.RELEASE.jar:1.3.3.RELEASE]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:307) [spring-boot-1.3.3.RELEASE.jar:1.3.3.RELEASE]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1191) [spring-boot-1.3.3.RELEASE.jar:1.3.3.RELEASE]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1180) [spring-boot-1.3.3.RELEASE.jar:1.3.3.RELEASE]
at com.handsure.sycs.Application.main(Application.java:89) [main/:na]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.8.0_112]
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:1.8.0_112]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.8.0_112]
at java.lang.reflect.Method.invoke(Method.java:498) ~[na:1.8.0_112]
at org.springframework.boot.devtools.restart.RestartLauncher.run(RestartLauncher.java:49) [spring-boot-devtools-1.3.3.RELEASE.jar:1.3.3.RELEASE]
Caused by: java.lang.IllegalStateException: Failed to introspect annotated methods on class org.springframework.session.config.annotation.web.http.SpringHttpSessionConfiguration
at org.springframework.core.type.StandardAnnotationMetadata.getAnnotatedMethods(StandardAnnotationMetadata.java:163) ~[spring-core-4.2.5.RELEASE.jar:4.2.5.RELEASE]
at org.springframework.context.annotation.ConfigurationClassParser.doProcessConfigurationClass(ConfigurationClassParser.java:292) ~[spring-context-4.2.5.RELEASE.jar:4.2.5.RELEASE]
at org.springframework.context.annotation.ConfigurationClassParser.processConfigurationClass(ConfigurationClassParser.java:232) ~[spring-context-4.2.5.RELEASE.jar:4.2.5.RELEASE]
at org.springframework.context.annotation.ConfigurationClassParser.processImports(ConfigurationClassParser.java:510) ~[spring-context-4.2.5.RELEASE.jar:4.2.5.RELEASE]
... 21 common frames omitted
Caused by: java.lang.NoClassDefFoundError: javax/servlet/ServletContext
at java.lang.Class.getDeclaredMethods0(Native Method) ~[na:1.8.0_112]
at java.lang.Class.privateGetDeclaredMethods(Class.java:2701) ~[na:1.8.0_112]
at java.lang.Class.getDeclaredMethods(Class.java:1975) ~[na:1.8.0_112]
at org.springframework.core.type.StandardAnnotationMetadata.getAnnotatedMethods(StandardAnnotationMetadata.java:152) ~[spring-core-4.2.5.RELEASE.jar:4.2.5.RELEASE]
... 24 common frames omitted
Caused by: java.lang.ClassNotFoundException: javax.servlet.ServletContext
at java.net.URLClassLoader.findClass(URLClassLoader.java:381) ~[na:1.8.0_112]
at java.lang.ClassLoader.loadClass(ClassLoader.java:424) ~[na:1.8.0_112]
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331) ~[na:1.8.0_112]
at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ~[na:1.8.0_112]
... 28 common frames omitted