diff -Naur gnome-power-manager-2.24.4-orig/src/gpm-button.c gnome-power-manager-2.24.4/src/gpm-button.c
--- gnome-power-manager-2.24.4-orig/src/gpm-button.c	2009-04-05 22:11:24.000000000 -0400
+++ gnome-power-manager-2.24.4/src/gpm-button.c	2009-04-05 22:12:29.000000000 -0400
@@ -307,7 +307,7 @@
 	g_return_if_fail (device != NULL);
 	g_return_if_fail (details != NULL);
 
-	if (strcmp (details, "") == 0) {
+	if (strlen (details) == 0) {
 		/* no details about the event, so we get more info for type 1 buttons */
 		hal_gdevice_get_string (device, "button.type", &type, NULL);
 		/* hal may no longer be there */