Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Solutions on the web

via QOS.ch JIRA by veera, 1 year ago
org.slf4j.helpers.NOPLoggerFactory cannot be cast to ch.qos.logback.classic.LoggerContext
java.lang.ClassCastException: org.slf4j.helpers.NOPLoggerFactory cannot be cast to ch.qos.logback.classic.LoggerContext	at com.zreflect.emyed.whiteboard.pubsub.EventLoggerAsync.logStart(EventLoggerAsync.java:116)	at com.zreflect.emyed.whiteboard.pubsub.EventLoggerAsync.onDisconnect(EventLoggerAsync.java:62)	at org.atmosphere.cpr.AtmosphereResourceImpl.onDisconnect(AtmosphereResourceImpl.java:817)	at org.atmosphere.cpr.AtmosphereResourceImpl.notifyListeners(AtmosphereResourceImpl.java:761)	at org.atmosphere.cpr.AtmosphereResourceImpl.notifyListeners(AtmosphereResourceImpl.java:742)	at org.atmosphere.cpr.AsynchronousProcessor.cancelled(AsynchronousProcessor.java:601)	at org.atmosphere.container.BlockingIOCometSupport.cancelled(BlockingIOCometSupport.java:172)	at org.atmosphere.cpr.AsynchronousProcessor$1.run(AsynchronousProcessor.java:119)	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)	at java.util.concurrent.FutureTask$Sync.innerRunAndReset(FutureTask.java:317)	at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:150)	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$101(ScheduledThreadPoolExecutor.java:98)	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.runPeriodic(ScheduledThreadPoolExecutor.java:180)	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:204)	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)	at java.lang.Thread.run(Thread.java:662)