This Bugzilla instance is a read-only archive of historic NetBeans bug reports. To report a bug in NetBeans please follow the project's instructions for reporting issues.
DON'T DELETE THIS TEXT: Build: NetBeans IDE Dev (Build 200708291200) VM: Java HotSpot(TM) Client VM, 1.6.0_02-b06 OS: Windows XP, 5.1, x86 STACKTRACE: (first 10 lines) java.lang.NullPointerException at org.netbeans.modules.ruby.rubyproject.execution.ExecutionService.run(ExecutionService.java:217) at org.netbeans.modules.ruby.rubyproject.RubyActionProvider.runRubyScript(RubyActionProvider.java:222) at org.netbeans.modules.ruby.rubyproject.RubyActionProvider.invokeAction(RubyActionProvider.java:371) at org.netbeans.modules.project.ui.actions.MainProjectAction.actionPerformed(MainProjectAction.java:98) at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1995) at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2318) at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:387) at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:242) at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:236) at java.awt.AWTEventMulticaster.mouseReleased(AWTEventMulticaster.java:272)
It is duplicate of your own issue :-) *** This issue has been marked as a duplicate of 114343 ***
Also it was already fix yesterday. Stacktrace does not match the trunk.