Someone

diff -Nur desktop-effects-0.7.1.dist/desktop-effects.c desktop-effects-0.7.1/desktop-effects.c
--- desktop-effects-0.7.1.dist/desktop-effects.c	2007-02-06 20:29:00.000000000 +0000
+++ desktop-effects-0.7.1/desktop-effects.c	2007-06-19 19:37:31.000000000 +0100
@@ -458,7 +458,7 @@
 		(GtkWindow *)info->app->dialog,
 		GTK_DIALOG_DESTROY_WITH_PARENT,
 		GTK_MESSAGE_WARNING,
-		GTK_BUTTONS_OK, "Desktop effects could not be be enabled");
+		GTK_BUTTONS_OK, "Desktop effects could not be enabled");
 	    
 	    gtk_window_set_title (GTK_WINDOW (dialog), "");
 	    gtk_dialog_run (GTK_DIALOG (dialog));