pattern-transformer-neo4j-1|ERROR StatusConsoleListener An exception occurred processing Appender QueryLog pattern-transformer-neo4j-1|java.lang.NullPointerException: Cannot invoke"org.neo4j.values.utils.PrettyPrinter$Writer.appendQuoted(String)"because thereturnvalue of"java.util.Deque.peek()"is null patt...
Following error occurs: [root@centos6 /]# service graylog-server start Starting graylog-server: [ OK ] [root@centos6 /]# 2017-01-04 00:40:12,052 main ERROR An exception occurred processing Appender rolling-file java.lang.NullPointerException at java.util.jar.JarInputStream.createZipEntry(Ja...