diff --git a/fCraft/Commands/BuildingCommands.cs b/fCraft/Commands/BuildingCommands.cs
index 3e74fe5..c0d8b01 100644
--- a/fCraft/Commands/BuildingCommands.cs
+++ b/fCraft/Commands/BuildingCommands.cs
@@ -169,7 +169,7 @@ DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
 
         private static void Door( Player player, Command cmd ) {
             string option = cmd.Next();
-            if ( option == null ) {
+            if ( string.IsNullOrEmpty(option) ) {
                 int MaxNumberOfDoorsPerPlayer = 5;
                 if ( DoorHandler.GetPlayerOwnedDoorsNumber( player.World, player ) >= MaxNumberOfDoorsPerPlayer ) {
                     player.Message( "You cannot place any more doors, a player can have a maximum of {0} doors per world",
diff --git a/fCraft/Doors/DoorHandler.cs b/fCraft/Doors/DoorHandler.cs
index 6586e92..b399d5d 100644
--- a/fCraft/Doors/DoorHandler.cs
+++ b/fCraft/Doors/DoorHandler.cs
@@ -121,9 +121,11 @@ public Vector3I[] GetAffectedBlocks( Door door ) {
 
         public static int GetPlayerOwnedDoorsNumber( World world, Player player ) {
             int Number = 0;
-            foreach ( Door door in world.Map.Doors ) {
-                if ( door.Creator == player.Name ) {
-                    Number++;
+            if ( world.Map.Doors != null ) {
+                foreach ( Door door in world.Map.Doors ) {
+                    if ( door.Creator == player.Name ) {
+                        Number++;
+                    }
                 }
             }
             return Number;
diff --git a/fCraft/Utils/Updater.cs b/fCraft/Utils/Updater.cs
index 6cd18d0..32fb26a 100644
--- a/fCraft/Utils/Updater.cs
+++ b/fCraft/Utils/Updater.cs
@@ -18,9 +18,9 @@ namespace fCraft {
     public static class Updater {
 
         public static readonly ReleaseInfo CurrentRelease = new ReleaseInfo(
-            306,
-            24,
-            new DateTime( 2013, 05, 14, 1, 0, 0, DateTimeKind.Utc ),
+            307,
+            132,
+            new DateTime( 2013, 08, 14, 1, 0, 0, DateTimeKind.Utc ),
             "", "",
             ReleaseFlags.Bugfix
 #if DEBUG
@@ -32,7 +32,7 @@ public static string UserAgent {
             get { return "800Craft " + CurrentRelease.VersionString; }
         }
 
-        public const string LatestStable = "0.306_r27";
+        public const string LatestStable = "0.307_r132";
 
         public static string UpdateUrl { get; set; }
 
@@ -50,7 +50,7 @@ static Updater() {
         public static bool UpdateCheck() {
             try {
                 using ( WebClient client = new WebClient() ) {
-                    using ( Stream stream = client.OpenRead( "http://forums.au70.net/public/update.txt" ) ) {
+                    using ( Stream stream = client.OpenRead( "http://au70.net/public/update.txt" ) ) {
                         stream.ReadTimeout = 1000;
                         using ( StreamReader reader = new StreamReader( stream ) ) {
                             string s = reader.ReadLine();