diff --git a/org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/DebugUIPlugin.java b/org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/DebugUIPlugin.java
index 3cc45fc..7914bc6 100644
--- a/org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/DebugUIPlugin.java
+++ b/org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/DebugUIPlugin.java
Binary files differ
diff --git a/org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/launchConfigurations/LaunchConfigurationHistoryElement.java b/org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/launchConfigurations/LaunchConfigurationHistoryElement.java
index 8b4d5e5..d11a957 100644
--- a/org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/launchConfigurations/LaunchConfigurationHistoryElement.java
+++ b/org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/launchConfigurations/LaunchConfigurationHistoryElement.java
@@ -169,6 +169,9 @@
 	 * @see Object#equals(java.lang.Object)
 	 */
 	public boolean equals(Object o) {
+		if (this == o) {
+			return true;
+		}
 		if (o instanceof LaunchConfigurationHistoryElement) {
 			LaunchConfigurationHistoryElement e= (LaunchConfigurationHistoryElement)o;
 			if (isConfigurationBased()) {