diff --git a/launch/org.eclipse.cdt.launchbar.core/src/org/eclipse/cdt/launchbar/core/ConfigBasedLaunchConfigurationProvider.java b/launch/org.eclipse.cdt.launchbar.core/src/org/eclipse/cdt/launchbar/core/ConfigBasedLaunchConfigurationProvider.java
index cee7f779560..ca88f6afa7c 100644
--- a/launch/org.eclipse.cdt.launchbar.core/src/org/eclipse/cdt/launchbar/core/ConfigBasedLaunchConfigurationProvider.java
+++ b/launch/org.eclipse.cdt.launchbar.core/src/org/eclipse/cdt/launchbar/core/ConfigBasedLaunchConfigurationProvider.java
@@ -14,6 +14,7 @@ import java.util.HashMap;
 
 import org.eclipse.cdt.launchbar.core.internal.Activator;
 import org.eclipse.core.runtime.CoreException;
+import org.eclipse.debug.core.DebugException;
 import org.eclipse.debug.core.DebugPlugin;
 import org.eclipse.debug.core.ILaunchConfiguration;
 import org.eclipse.debug.core.ILaunchConfigurationType;
@@ -33,6 +34,8 @@ public class ConfigBasedLaunchConfigurationProvider extends AbstractLaunchConfig
 			if (configMap.containsKey(element))
 				return true;
 			return element.getType().getIdentifier().equals(typeId);
+		} catch (DebugException e) {
+			return false; // config does not exists, not point logging
 		} catch (CoreException e) {
 			Activator.log(e);
 			return false;
diff --git a/launch/org.eclipse.cdt.launchbar.core/src/org/eclipse/cdt/launchbar/core/ProjectBasedLaunchDescriptorType.java b/launch/org.eclipse.cdt.launchbar.core/src/org/eclipse/cdt/launchbar/core/ProjectBasedLaunchDescriptorType.java
index 4f0e9f1a533..c1f087e36e4 100644
--- a/launch/org.eclipse.cdt.launchbar.core/src/org/eclipse/cdt/launchbar/core/ProjectBasedLaunchDescriptorType.java
+++ b/launch/org.eclipse.cdt.launchbar.core/src/org/eclipse/cdt/launchbar/core/ProjectBasedLaunchDescriptorType.java
@@ -27,6 +27,10 @@ public abstract class ProjectBasedLaunchDescriptorType extends ConfigBasedLaunch
 		return false;
 	}
 
+	public boolean ownsConfiguration(ILaunchConfiguration element) {
+		return super.ownsConfiguration(element) && getProject(element) != null;
+	}
+
 	protected boolean ownsLaunchDescriptor(ILaunchDescriptor ld) {
 		if (!(ld instanceof ProjectBasedLaunchDescriptorType))
 			return false;
@@ -41,6 +45,8 @@ public abstract class ProjectBasedLaunchDescriptorType extends ConfigBasedLaunch
 		if (element instanceof ILaunchConfiguration) {
 			ILaunchConfiguration llc = (ILaunchConfiguration) element;
 			IProject project = getProject(llc);
+			if (project == null)
+				return null;
 			// TODO we need disable project based descriptor here
 			return new ProjectBasedLaunchDescriptor(this, project, llc);
 		} else if (element instanceof IProject) {