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

Samebug tips

  1. ,

    Thrown when an application is trying to use or access an object whose reference equals to null. You are probably trying to use a reference that points to no location in memory as though it were referencing an object.

Solutions on the web

via by Unknown author, 1 year ago
via Oracle Community by 577622, 1 year ago
via GitHub by tazmaniax
, 8 months ago
This exception has no message.
via Oracle Community by 3004, 1 year ago
This exception has no message.
via Oracle Community by 13885, 1 year ago
via Atlassian JIRA by Ian Pojman, 1 year ago
This exception has no message.
java.lang.NullPointerException: 	at java.util.Hashtable.put(	at org.eclipse.rse.internal.subsystems.files.ftp.parser.FTPClientConfigFactory.getFTPClientConfig(	at	at org.eclipse.rse.internal.subsystems.files.ftp.connectorservice.FTPConnectorService.internalConnect(	at org.eclipse.rse.internal.subsystems.files.ftp.connectorservice.FTPConnectorService.internalConnect(	at org.eclipse.rse.core.subsystems.AbstractConnectorService$	at org.eclipse.rse.core.subsystems.AbstractConnectorService$	at org.eclipse.rse.core.subsystems.AbstractConnectorService.connect(	at org.eclipse.rse.ui.operations.SystemFetchOperation.ensureConnected(	at org.eclipse.rse.ui.operations.SystemFetchOperation.execute(	at	at org.eclipse.rse.ui.view.AbstractSystemViewAdapter.fetchDeferredChildren(	at org.eclipse.ui.progress.DeferredTreeContentManager$	at