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. ,
    Expert tip

    Take a look at this blog post on how to set up Grid2 https://goo.gl/rxzbE6. A user related (in the email group on the source) that using older selenium libs solves this exception.

Solutions on the web

via GitHub by panther2
, 1 year ago
Failed to download map listing from: http://raw.githubusercontent.com/triplea-maps/Project/master/production_config/triplea_maps.yaml?raw=true
via Ecosystem JIRA by Federico Armas, 2 years ago
via Google Groups by sorin....@gmail.com (JIRA), 1 year ago
There is no credentials with admin access to manage hooks on GitHubRepositoryName[host=github.com,username=wkda,repository=classifieds-service]
java.lang.NullPointerException: Failed to download map listing from: http://raw.githubusercontent.com/triplea-maps/Project/master/production_config/triplea_maps.yaml?raw=true at com.google.common.base.Preconditions.checkNotNull(Preconditions.java:228) at games.strategy.engine.framework.map.download.DownloadMapsWindow.showDownloadMapsWindow(DownloadMapsWindow.java:81) at games.strategy.engine.framework.map.download.DownloadMapsWindow.showDownloadMapsWindow(DownloadMapsWindow.java:72) at games.strategy.engine.framework.startup.ui.GameSelectorPanel.lambda$layoutComponents$166(GameSelectorPanel.java:180) at games.strategy.ui.SwingComponents.lambda$newJButton$550(SwingComponents.java:165) at games.strategy.ui.SwingAction$2.actionPerformed(SwingAction.java:53) at javax.swing.AbstractButton.fireActionPerformed(Unknown Source) at javax.swing.AbstractButton$Handler.actionPerformed(Unknown Source) at javax.swing.DefaultButtonModel.fireActionPerformed(Unknown Source) at javax.swing.DefaultButtonModel.setPressed(Unknown Source) at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(Unknown Source) at org.pushingpixels.substance.internal.utils.RolloverButtonListener.mouseReleased(RolloverButtonListener.java:124) at java.awt.AWTEventMulticaster.mouseReleased(Unknown Source) at java.awt.Component.processMouseEvent(Unknown Source) at javax.swing.JComponent.processMouseEvent(Unknown Source) at java.awt.Component.processEvent(Unknown Source) at java.awt.Container.processEvent(Unknown Source) at java.awt.Component.dispatchEventImpl(Unknown Source) at java.awt.Container.dispatchEventImpl(Unknown Source) at java.awt.Component.dispatchEvent(Unknown Source) at java.awt.LightweightDispatcher.retargetMouseEvent(Unknown Source) at java.awt.LightweightDispatcher.processMouseEvent(Unknown Source) at java.awt.LightweightDispatcher.dispatchEvent(Unknown Source) at java.awt.Container.dispatchEventImpl(Unknown Source) at java.awt.Window.dispatchEventImpl(Unknown Source) at java.awt.Component.dispatchEvent(Unknown Source) at java.awt.EventQueue.dispatchEventImpl(Unknown Source) at java.awt.EventQueue.access$500(Unknown Source) at java.awt.EventQueue$3.run(Unknown Source) at java.awt.EventQueue$3.run(Unknown Source) at java.security.AccessController.doPrivileged(Native Method) at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(Unknown Source) at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(Unknown Source) at java.awt.EventQueue$4.run(Unknown Source) at java.awt.EventQueue$4.run(Unknown Source) at java.security.AccessController.doPrivileged(Native Method) at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(Unknown Source) at java.awt.EventQueue.dispatchEvent(Unknown Source) at games.strategy.engine.framework.GameRunner$1.dispatchEvent(GameRunner.java:156) at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source) at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source) at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source) at java.awt.EventDispatchThread.pumpEvents(Unknown Source) at java.awt.EventDispatchThread.pumpEvents(Unknown Source) at java.awt.EventDispatchThread.run(Unknown Source)