NPE launching frog from editor

[danrubel]

[from floitsch]
tried to launch frog with the editor but got a null-pointer exception.

////////////////////////////////////////////////////////////////////////////////////
Editor Version: 5318
////////////////////////////////////////////////////////////////////////////////////
OS: Linux - amd64 (2.6.38.8-gg705)
SDK installed = true
Dartium installed = true
////////////////////////////////////////////////////////////////////////////////////
!ENTRY com.google.dart.tools.core 4 0 2012-03-12 12:59:21.195
!MESSAGE Could not find compilation unit corresponding to file:/usr/local/google/${user.name}/code/dart/dart/frog/world.dart (0 files found)

!ENTRY org.eclipse.core.jobs 4 2 2012-03-12 13:00:06.655
!MESSAGE An internal error occurred during: "Launching Leg tmp_t.dart".
!STACK 0
java.lang.NullPointerException
       at com.google.dart.tools.debug.core.configs.DartServerLaunchConfigurationDelegate.getCurrentWorkingDirectory(DartServerLaunchConfigurationDelegate.java:162)
       at com.google.dart.tools.debug.core.configs.DartServerLaunchConfigurationDelegate.launchVM(DartServerLaunchConfigurationDelegate.java:72)
       at com.google.dart.tools.debug.core.configs.DartServerLaunchConfigurationDelegate.launch(DartServerLaunchConfigurationDelegate.java:65)
       at org.eclipse.debug.internal.core.LaunchConfiguration.launch(LaunchConfiguration.java:854)
       at org.eclipse.debug.internal.core.LaunchConfiguration.launch(LaunchConfiguration.java:703)
       at org.eclipse.debug.internal.ui.DebugUIPlugin.buildAndLaunch(DebugUIPlugin.java:928)
       at org.eclipse.debug.internal.ui.DebugUIPlugin$8.run(DebugUIPlugin.java:1132)
       at org.eclipse.core.internal.jobs.Worker.run(Worker.java:54)

[keertip]

Set owner to @keertip.

[keertip]

https://chromiumcodereview.appspot.com/10012048/

---

Added Fixed label.