Not sure which recent Comet change fixed this but one of them did.

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1064747 13f79535-47bb-0310-9956-ffa450edef68

diff --git a/webapps/docs/changelog.xml b/webapps/docs/changelog.xml
index e36a09e..796bb1e 100644 (file)
--- a/webapps/docs/changelog.xml
+++ b/webapps/docs/changelog.xml
@@ -117,6 +117,10 @@
         <code>event.close()</code> during an END event. (markt) 
       </fix>
       <fix>
+        <bug>50405</bug>: Fix occassional NPE when using NIO connector and
+        Comet. (markt)
+      </fix>
+      <fix>
         Ensure correct recycling of NIO input filters when processing Comet
         events. (markt)
       </fix>