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 GitHub by salyh
, 1 year ago
via Google Groups by, 9 months ago
This exception has no message.
via GitHub by chmeyer
, 2 years ago
via manifoldcf-user by Andrew Clegg, 1 year ago
via manifoldcf-user by Karl Wright, 1 year ago
via manifoldcf-user by Andrew Clegg, 1 year ago
java.lang.NullPointerException: 	at java.util.TreeMap.getEntry(	at java.util.TreeMap.containsKey(	at java.util.TreeSet.contains(	at java.util.Collections$UnmodifiableCollection.contains(	at	at org.elasticsearch.plugins.InstallPluginCommand.execute(	at org.elasticsearch.plugins.InstallPluginCommand.execute(	at org.elasticsearch.cli.SettingCommand.execute(	at org.elasticsearch.cli.Command.mainWithoutErrorHandling(	at org.elasticsearch.cli.MultiCommand.execute(	at org.elasticsearch.cli.Command.mainWithoutErrorHandling(	at org.elasticsearch.cli.Command.main(	at org.elasticsearch.plugins.PluginCli.main(