java.lang.NullPointerException: This exception has no message.

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

All the repositories created in PDI 4.0 show when Launching PDI3.5.2GA. When trying to connect to the available repositories from PDI3.5.2. getting Null pointer exception. Either the repositories from PDI4.0 should not show here or a nice error dialog.

This exception has no message.

java.lang.NullPointerException: 	at org.pentaho.di.core.database.Database.initializeVariablesFrom(Database.java:4544)	at org.pentaho.di.repository.Repository.connect(Repository.java:615)	at org.pentaho.di.repository.Repository.connect(Repository.java:597)	at org.pentaho.di.ui.repository.dialog.RepositoriesDialog.ok(RepositoriesDialog.java:505)	at org.pentaho.di.ui.repository.dialog.RepositoriesDialog.access$900(RepositoriesDialog.java:73)	at org.pentaho.di.ui.repository.dialog.RepositoriesDialog$7.handleEvent(RepositoriesDialog.java:365)	at org.eclipse.swt.widgets.EventTable.sendEvent(Unknown Source)	at org.eclipse.swt.widgets.Widget.sendEvent(Unknown Source)	at org.eclipse.swt.widgets.Display.runDeferredEvents(Unknown Source)	at org.eclipse.swt.widgets.Display.readAndDispatch(Unknown Source)	at org.pentaho.di.ui.spoon.Spoon.readAndDispatch(Spoon.java:945)	at org.pentaho.di.ui.spoon.Spoon.start(Spoon.java:5574)	at org.pentaho.di.ui.spoon.Spoon.main(Spoon.java:412)