Hi I cannot reproduce it, but I've seen the following error in my logs a few times now:
SEVERE: Error reading request, ignored java.lang.NullPointerException at org.apache.tomcat.util.net.NioBlockingSelector.read(NioBlockingSelector.java :193) at org.apache.tomcat.util.net.NioSelectorPool.read(NioSelectorPool.java:246) at org.apache.tomcat.util.net.NioSelectorPool.read(NioSelectorPool.java:227) at org.apache.coyote.http11.upgrade.UpgradeNioProcessor.fillReadBuffer(UpgradeN ioProcessor.java:183) at org.apache.coyote.http11.upgrade.UpgradeNioProcessor.readSocket(UpgradeNioPr ocessor.java:144) at org.apache.coyote.http11.upgrade.UpgradeNioProcessor.read(UpgradeNioProcesso r.java:113) at org.apache.catalina.websocket.WsFrame.nextFrame(WsFrame.java:213) at org.apache.catalina.websocket.WsInputStream.nextFrame(WsInputStream.java:68) at org.apache.catalina.websocket.StreamInbound.onData(StreamInbound.java:117) at org.apache.coyote.http11.upgrade.UpgradeProcessor.upgradeDispatch(UpgradePro cessor.java:83) at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(Abstrac tProtocol.java:583) at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java: 1653) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.ja va:886) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:9 08) at java.lang.Thread.run(Thread.java:662) This error seems to happen only during shutdown. So it's not a real issue. I am using an own-build tomcat 7.0.33/rev. 1397285. I know it's not the current and released version, but it seems that code has not changed since. Regards, Steffen
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