Clifford Wolf:

package/base/sysfiles/stone_gui_dialog.sh

@@ -152,7 +152,7 @@ gui_input() {
 gui_message() {
 	local headlines="$( echo "$1" | fmt -$gui_dialog_s62 )"
 	gui_dialog --msgbox "$headlines" \
-		$(( $( echo "$headlines" | wc -l ) + 4 )) $gui_dialog_s70
+		$(( $( echo "$headlines" | wc -l ) + 5 )) $gui_dialog_s70
 }
 
 # Use: gui_yesno "Text"

package/base/sysfiles/stone_mod_install.sh

@@ -226,6 +226,8 @@ EOT
 		rm -fv ./tmp/stone_postinst.sh
 		if gui_yesno "Do you want to un-mount the filesystems and reboot now?"
 		then
+			cd /
+			sync
 			umount -adrv 
 			shutdown -r now
 		else