Closed
Description
java.lang.UnsupportedOperationException: Cannot find Tomcat 7 or 8 ApplicationListener class
at org.springframework.boot.autoconfigure.websocket.WebSocketAutoConfiguration.findListenerType(WebSocketAutoConfiguration.java:100)
at org.springframework.boot.autoconfigure.websocket.WebSocketAutoConfiguration.access$100(WebSocketAutoConfiguration.java:53)
at org.springframework.boot.autoconfigure.websocket.WebSocketAutoConfiguration$1$1.customize(WebSocketAutoConfiguration.java:82)
at org.springframework.boot.context.embedded.tomcat.TomcatEmbeddedServletContainerFactory.configureContext(TomcatEmbeddedServletContainerFactory.java:266)
at org.springframework.boot.context.embedded.tomcat.TomcatEmbeddedServletContainerFactory.prepareContext(TomcatEmbeddedServletContainerFactory.java:175)
at org.springframework.boot.context.embedded.tomcat.TomcatEmbeddedServletContainerFactory.getEmbeddedServletContainer(TomcatEmbeddedServletContainerFactory.java:144)
at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.createEmbeddedServletContainer(EmbeddedWebApplicationContext.java:159)
at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.onRefresh(EmbeddedWebApplicationContext.java:132)
... 5 commo