diff --git a/bundles/org.eclipse.launchbar.ui/src/org/eclipse/launchbar/ui/internal/controls/CSelector.java b/bundles/org.eclipse.launchbar.ui/src/org/eclipse/launchbar/ui/internal/controls/CSelector.java
index 1dfdf0500f0..6ede13f173c 100644
--- a/bundles/org.eclipse.launchbar.ui/src/org/eclipse/launchbar/ui/internal/controls/CSelector.java
+++ b/bundles/org.eclipse.launchbar.ui/src/org/eclipse/launchbar/ui/internal/controls/CSelector.java
@@ -268,6 +268,8 @@ public abstract class CSelector extends Composite {
 	}
 
 	public void setSelection(Object element) {
+		if (isDisposed())
+			return;
 		this.selection = element;
 		if (buttonComposite != null)
 			buttonComposite.dispose();