--- plugins/org.python.pydev.debug/src/org/python/pydev/debug/ui/PythonConsoleLineTracker.java.orig	2018-06-25 10:15:44.816065992 +0100
+++ plugins/org.python.pydev.debug/src/org/python/pydev/debug/ui/PythonConsoleLineTracker.java	2018-06-25 10:17:58.101557206 +0100
@@ -161,8 +161,10 @@
                 mappedResources = launchConfiguration.getMappedResources();
                 if (mappedResources != null && mappedResources.length > 0) {
                     this.project = mappedResources[0].getProject();
-                    this.workingDirectory = PythonRunnerConfig.getWorkingDirectory(launchConfiguration,
-                            PythonNature.getPythonNature(project));
+                    org.python.pydev.core.IPythonNature nature = PythonNature.getPythonNature(project);
+                    if (nature != null) {
+                        this.workingDirectory = PythonRunnerConfig.getWorkingDirectory(launchConfiguration, nature);
+                    }
                 }
             } catch (Exception e) {
                 Log.log(e);