Web e Struts

GRAVE: Exception starting filter struts2

Unable to load configuration. - action - file:/F:/Antônio/apache-tomcat-7.0.8/wtpwebapps/sigecof/WEB-INF/classes/struts.xml:102:55

at com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:58)

at org.apache.struts2.dispatcher.Dispatcher.init_PreloadConfiguration(Dispatcher.java:373)

at org.apache.struts2.dispatcher.Dispatcher.init(Dispatcher.java:426)

at org.apache.struts2.dispatcher.FilterDispatcher.init(FilterDispatcher.java:211)

at org.apache.catalina.core.ApplicationFilterConfig.initFilter(ApplicationFilterConfig.java:273)

at org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:254)

at org.apache.catalina.core.ApplicationFilterConfig.setFilterDef(ApplicationFilterConfig.java:372)

at org.apache.catalina.core.ApplicationFilterConfig.<init>(ApplicationFilterConfig.java:98)

at org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:4461)

at org.apache.catalina.core.StandardContext$2.call(StandardContext.java:5133)

at org.apache.catalina.core.StandardContext$2.call(StandardContext.java:5128)

at java.util.concurrent.FutureTask$Sync.innerRun(Unknown Source)

at java.util.concurrent.FutureTask.run(Unknown Source)

at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source)

at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)

at java.lang.Thread.run(Unknown Source)

Caused by: Action class [ufpr.financeiro.action.ContaBancariaAction] not found - action - file:/F:/Antônio/apache-tomcat-7.0.8/wtpwebapps/sigecof/WEB-INF/classes/struts.xml:102:55

at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.verifyAction(XmlConfigurationProvider.java:406)

at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.addAction(XmlConfigurationProvider.java:361)

at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.addPackage(XmlConfigurationProvider.java:461)

at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.loadPackages(XmlConfigurationProvider.java:271)

at org.apache.struts2.config.StrutsXmlConfigurationProvider.loadPackages(StrutsXmlConfigurationProvider.java:109)

at com.opensymphony.xwork2.config.impl.DefaultConfiguration.reloadContainer(DefaultConfiguration.java:201)

at com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:55)

… 15 more