找不到工厂:javax.faces.context.FacesContextFactory 问题

Question

我从任务管理器强行关闭了打开的日食，之后我在当时工作的 JSF 项目中收到以下错误。

请告诉我任何解决方案。提前谢谢。

*

错误：-*找不到工厂：javax.faces.context.FacesContextFactory

以下是堆栈跟踪。

java.lang.IllegalStateException: Application was not properly initialized at startup, could not find Factory: javax.faces.context.FacesContextFactory
    at javax.faces.FactoryFinder$FactoryManager.getFactory(FactoryFinder.java:804)
    at javax.faces.FactoryFinder.getFactory(FactoryFinder.java:306)
    at javax.faces.webapp.FacesServlet.init(FacesServlet.java:166)
    at org.apache.catalina.core.StandardWrapper.initServlet(StandardWrapper.java:1133)
    at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1087)
    at org.apache.catalina.core.StandardWrapper.allocate(StandardWrapper.java:799)
    at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:135)
    at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:161)
    at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:164)
    at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:108)
    at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:558)
    at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118)
    at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:379)
    at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:243)
    at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:259)
    at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:237)
    at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:281)
    at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
    at java.lang.Thread.run(Thread.java:619)
Oct 21, 2003 3:41:37 PM org.apache.catalina.core.StandardWrapperValve invoke
SEVERE: Allocate exception for servlet Faces Servlet
java.lang.IllegalStateException: Application was not properly initialized at startup, could not find Factory: javax.faces.context.FacesContextFactory
    at javax.faces.FactoryFinder$FactoryManager.getFactory(FactoryFinder.java:804)
    at javax.faces.FactoryFinder.getFactory(FactoryFinder.java:306)
    at javax.faces.webapp.FacesServlet.init(FacesServlet.java:166)
    at org.apache.catalina.core.StandardWrapper.initServlet(StandardWrapper.java:1133)
    at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1087)
    at org.apache.catalina.core.StandardWrapper.allocate(StandardWrapper.java:799)
    at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:135)
    at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:161)
    at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:164)
    at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:108)
    at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:558)
    at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118)
    at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:379)
    at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:243)
    at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:259)
    at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:237)
    at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:281)
    at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
    at java.lang.Thread.run(Thread.java:619)

网站.xml：

<web-app>
<servlet>
      <servlet-name>Faces Servlet</servlet-name>
      <servlet-class>javax.faces.webapp.FacesServlet</servlet-class>
   </servlet>
   <servlet-mapping>
      <servlet-name>Faces Servlet</servlet-name>
      <url-pattern>/faces/*</url-pattern>
   </servlet-mapping>
   <welcome-file-list>
      <welcome-file>faces/index.xhtml</welcome-file>
   </welcome-file-list>
   <context-param>
      <param-name>javax.faces.PROJECT_STAGE</param-name>
      <param-value>Development</param-value>
   </context-param>
</web-app>

Answer 1

所以在你用任务管理器杀死Eclipse/Tomcat之前，它已经起作用了？也许Tomcat的部署或工作文件夹实际上是脏的，而Eclipse仍然认为它是干净的。在 Eclipse 中右键单击 Tomcat（如果尚未关闭 Tomcat，请先关闭 Tomcat），然后选择"清理"，然后选择"发布"，然后启动它。