开始整合ssh框架报的错：

HTTP Status 500 - Unable to instantiate Action, employeeAction, defined for ‘show‘ in namespace ‘/‘Error creating bean with name ‘employeeAction‘ defined in file [E:\javaTools\apache-tomcat-8.0.15\webapps\ssh\WEB-INF\classes\bean-action.xml]: Error setting property values; nested exception is org.springframework.beans.NotWritablePropertyException: Invalid property ‘employeeService‘ of bean class [cn.itcast.action.EmployeeAction]: Bean property ‘employeeService‘ is not writable or has an invalid setter method. Did you mean ‘empoyeeService‘?

type Exception report

message Unable to instantiate Action, employeeAction, defined for ‘show‘ in namespace ‘/‘Error creating bean with name ‘employeeAction‘ defined in file [E:\javaTools\apache-tomcat-8.0.15\webapps\ssh\WEB-INF\classes\bean-action.xml]: Error setting property values; nested exception is org.springframework.beans.NotWritablePropertyException: Invalid property ‘employeeService‘ of bean class [cn.itcast.action.EmployeeAction]: Bean property ‘employeeService‘ is not writable or has an invalid setter method. Did you mean ‘empoyeeService‘?

description The server encountered an internal error that prevented it from fulfilling this request.

exception

Unable to instantiate Action, employeeAction,  defined for ‘show‘ in namespace ‘/‘Error creating bean with name ‘employeeAction‘ defined in file [E:\javaTools\apache-tomcat-8.0.15\webapps\ssh\WEB-INF\classes\bean-action.xml]: Error setting property values; nested exception is org.springframework.beans.NotWritablePropertyException: Invalid property ‘employeeService‘ of bean class [cn.itcast.action.EmployeeAction]: Bean property ‘employeeService‘ is not writable or has an invalid setter method. Did you mean ‘empoyeeService‘?
	com.opensymphony.xwork2.DefaultActionInvocation.createAction(DefaultActionInvocation.java:319)
	com.opensymphony.xwork2.DefaultActionInvocation.init(DefaultActionInvocation.java:400)
	com.opensymphony.xwork2.DefaultActionProxy.prepare(DefaultActionProxy.java:194)
	org.apache.struts2.impl.StrutsActionProxy.prepare(StrutsActionProxy.java:63)
	org.apache.struts2.impl.StrutsActionProxyFactory.createActionProxy(StrutsActionProxyFactory.java:39)
	com.opensymphony.xwork2.DefaultActionProxyFactory.createActionProxy(DefaultActionProxyFactory.java:58)
	org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:501)
	org.apache.struts2.dispatcher.ng.ExecuteOperations.executeAction(ExecuteOperations.java:77)
	org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter.doFilter(StrutsPrepareAndExecuteFilter.java:91)

root cause

org.springframework.beans.factory.BeanCreationException: Error creating bean with name ‘employeeAction‘ defined in file [E:\javaTools\apache-tomcat-8.0.15\webapps\ssh\WEB-INF\classes\bean-action.xml]: Error setting property values; nested exception is org.springframework.beans.NotWritablePropertyException: Invalid property ‘employeeService‘ of bean class [cn.itcast.action.EmployeeAction]: Bean property ‘employeeService‘ is not writable or has an invalid setter method. Did you mean ‘empoyeeService‘?
	org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.applyPropertyValues(AbstractAutowireCapableBeanFactory.java:1453)
	org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1158)
	org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:519)
	org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:458)
	org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:315)
	org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:194)
	org.springframework.context.support.AbstractApplicationContext.getBean(AbstractApplicationContext.java:1117)
	com.opensymphony.xwork2.spring.SpringObjectFactory.buildBean(SpringObjectFactory.java:151)
	com.opensymphony.xwork2.ObjectFactory.buildBean(ObjectFactory.java:151)
	com.opensymphony.xwork2.ObjectFactory.buildAction(ObjectFactory.java:121)
	com.opensymphony.xwork2.DefaultActionInvocation.createAction(DefaultActionInvocation.java:300)
	com.opensymphony.xwork2.DefaultActionInvocation.init(DefaultActionInvocation.java:400)
	com.opensymphony.xwork2.DefaultActionProxy.prepare(DefaultActionProxy.java:194)
	org.apache.struts2.impl.StrutsActionProxy.prepare(StrutsActionProxy.java:63)
	org.apache.struts2.impl.StrutsActionProxyFactory.createActionProxy(StrutsActionProxyFactory.java:39)
	com.opensymphony.xwork2.DefaultActionProxyFactory.createActionProxy(DefaultActionProxyFactory.java:58)
	org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:501)
	org.apache.struts2.dispatcher.ng.ExecuteOperations.executeAction(ExecuteOperations.java:77)
	org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter.doFilter(StrutsPrepareAndExecuteFilter.java:91)

root cause

org.springframework.beans.NotWritablePropertyException: Invalid property ‘employeeService‘ of bean class [cn.itcast.action.EmployeeAction]: Bean property ‘employeeService‘ is not writable or has an invalid setter method. Did you mean ‘empoyeeService‘?
	org.springframework.beans.BeanWrapperImpl.setPropertyValue(BeanWrapperImpl.java:1042)
	org.springframework.beans.BeanWrapperImpl.setPropertyValue(BeanWrapperImpl.java:902)
	org.springframework.beans.AbstractPropertyAccessor.setPropertyValues(AbstractPropertyAccessor.java:75)
	org.springframework.beans.AbstractPropertyAccessor.setPropertyValues(AbstractPropertyAccessor.java:57)
	org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.applyPropertyValues(AbstractAutowireCapableBeanFactory.java:1450)
	org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1158)
	org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:519)
	org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:458)
	org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:315)
	org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:194)
	org.springframework.context.support.AbstractApplicationContext.getBean(AbstractApplicationContext.java:1117)
	com.opensymphony.xwork2.spring.SpringObjectFactory.buildBean(SpringObjectFactory.java:151)
	com.opensymphony.xwork2.ObjectFactory.buildBean(ObjectFactory.java:151)
	com.opensymphony.xwork2.ObjectFactory.buildAction(ObjectFactory.java:121)
	com.opensymphony.xwork2.DefaultActionInvocation.createAction(DefaultActionInvocation.java:300)
	com.opensymphony.xwork2.DefaultActionInvocation.init(DefaultActionInvocation.java:400)
	com.opensymphony.xwork2.DefaultActionProxy.prepare(DefaultActionProxy.java:194)
	org.apache.struts2.impl.StrutsActionProxy.prepare(StrutsActionProxy.java:63)
	org.apache.struts2.impl.StrutsActionProxyFactory.createActionProxy(StrutsActionProxyFactory.java:39)
	com.opensymphony.xwork2.DefaultActionProxyFactory.createActionProxy(DefaultActionProxyFactory.java:58)
	org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:501)
	org.apache.struts2.dispatcher.ng.ExecuteOperations.executeAction(ExecuteOperations.java:77)
	org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter.doFilter(StrutsPrepareAndExecuteFilter.java:91)

note The full stack trace of the root cause is available in the Apache Tomcat/8.0.15 logs.

Apache Tomcat/8.0.15

运行ssh项目出现"HTTP Status 500 - Unable to instantiate Action"

原文：http://www.cnblogs.com/hello001/p/7351993.html