Servlet.service() for servlet [CometServlet] in context with path [] threw exception java.lang.IllegalStateException: Cannot create a session after the response has been committed at org.apache.catalina.connector.Request.doGetSession(Request.java:2921) at org.apache.catalina.connector.Request.getSession(Request.java:2318) at org.apache.catalina.connector.RequestFacade.getSession(RequestFacade.java:899) at org.apache.catalina.connector.RequestFacade.getSession(RequestFacade.java:911)
项目：JFinal
