https://bz.apache.org/bugzilla/show_bug.cgi?id=57788
Bug ID: 57788 Summary: NPE on session.addMessageHandler Product: Tomcat 8 Version: 8.0.21 Hardware: PC Status: NEW Severity: normal Priority: P2 Component: WebSocket Assignee: dev@tomcat.apache.org Reporter: ma...@lordzodiac.de The NPE is throwed when then MessageHandler has no Generic Class. java.lang.NullPointerException at org.apache.tomcat.websocket.Util.getGenericType(Util.java:192) at org.apache.tomcat.websocket.Util.getGenericType(Util.java:212) at org.apache.tomcat.websocket.Util.getGenericType(Util.java:212) at org.apache.tomcat.websocket.Util.getGenericType(Util.java:212) at org.apache.tomcat.websocket.Util.getMessageType(Util.java:171) at org.apache.tomcat.websocket.WsSession.addMessageHandler(WsSession.java:198) Please check on the Util class line 210. The call clazz.getSuperclass() returns null if clazz is a Object class (see JDK Javadoc). -- You are receiving this mail because: You are the assignee for the bug. --------------------------------------------------------------------- To unsubscribe, e-mail: dev-unsubscr...@tomcat.apache.org For additional commands, e-mail: dev-h...@tomcat.apache.org