diff --git a/BauSystem_Main/src/de/steamwar/bausystem/features/slaves/laufbau/LaufbauCommand.java b/BauSystem_Main/src/de/steamwar/bausystem/features/slaves/laufbau/LaufbauCommand.java
index d188e799..b7f2de60 100644
--- a/BauSystem_Main/src/de/steamwar/bausystem/features/slaves/laufbau/LaufbauCommand.java
+++ b/BauSystem_Main/src/de/steamwar/bausystem/features/slaves/laufbau/LaufbauCommand.java
@@ -54,6 +54,7 @@ public class LaufbauCommand extends SWCommand {
                 while (true) {
                     if (!laufbau.hasNext()) {
                         BauSystem.MESSAGE.send("LAUFBAU_DONE", player);
+                        laufbau.getEditSession().close();
                         WorldEditUtils.addToPlayer(player, laufbau.getEditSession());
                         cancel();
                         return;
diff --git a/BauSystem_Main/src/de/steamwar/bausystem/features/slaves/laufbau/states/CreatingLaufState.java b/BauSystem_Main/src/de/steamwar/bausystem/features/slaves/laufbau/states/CreatingLaufState.java
index be76c5a7..68a7d9d0 100644
--- a/BauSystem_Main/src/de/steamwar/bausystem/features/slaves/laufbau/states/CreatingLaufState.java
+++ b/BauSystem_Main/src/de/steamwar/bausystem/features/slaves/laufbau/states/CreatingLaufState.java
@@ -146,7 +146,7 @@ public class CreatingLaufState implements LaufbauState {
         }
         try {
             editSession.setBlock(BukkitAdapter.asBlockVector(location), BukkitAdapter.adapt(highest.blockData));
-            location.getBlock().setBlockData(highest.blockData, false);
+            // location.getBlock().setBlockData(highest.blockData, false);
             if (highest.blockConsumer != null) highest.blockConsumer.accept(location.getBlock());
         } catch (MaxChangedBlocksException e) {
             e.printStackTrace();
@@ -190,7 +190,7 @@ public class CreatingLaufState implements LaufbauState {
             }
             try {
                 editSession.setBlock(BukkitAdapter.asBlockVector(location), SHELL);
-                location.getBlock().setType(Material.END_STONE, false);
+                // location.getBlock().setType(Material.END_STONE, false);
             } catch (MaxChangedBlocksException e) {
                 e.printStackTrace();
                 // ingored
diff --git a/BauSystem_Main/src/de/steamwar/bausystem/features/slaves/panzern/Panzern.java b/BauSystem_Main/src/de/steamwar/bausystem/features/slaves/panzern/Panzern.java
index f8ade838..1fdfd82a 100644
--- a/BauSystem_Main/src/de/steamwar/bausystem/features/slaves/panzern/Panzern.java
+++ b/BauSystem_Main/src/de/steamwar/bausystem/features/slaves/panzern/Panzern.java
@@ -120,20 +120,20 @@ public class Panzern {
                 emptyBlocks.add(currentBlock.getLocation().toVector());
                 return;
             case SLAB:
-                currentBlock.setType(slabMaterial);
+                // currentBlock.setType(slabMaterial);
                 editSession.setBlock(BukkitAdapter.asBlockVector(currentBlock.getLocation()), slabType);
                 break;
             case BLOCK:
             case DEFAULT:
-                currentBlock.setType(blockMaterial);
+                // currentBlock.setType(blockMaterial);
                 editSession.setBlock(BukkitAdapter.asBlockVector(currentBlock.getLocation()), blockType);
                 break;
             case UNMOVABLE:
-                currentBlock.setType(Material.JUKEBOX);
+                // currentBlock.setType(Material.JUKEBOX);
                 editSession.setBlock(BukkitAdapter.asBlockVector(currentBlock.getLocation()), jukeboxType);
                 break;
             case UNMOVABLE_SLAB:
-                currentBlock.setType(Material.COBWEB);
+                // currentBlock.setType(Material.COBWEB);
                 editSession.setBlock(BukkitAdapter.asBlockVector(currentBlock.getLocation()), cobwebType);
                 break;
             default:
diff --git a/BauSystem_Main/src/de/steamwar/bausystem/features/slaves/panzern/PanzernCommand.java b/BauSystem_Main/src/de/steamwar/bausystem/features/slaves/panzern/PanzernCommand.java
index 9f26830c..e05ca76a 100644
--- a/BauSystem_Main/src/de/steamwar/bausystem/features/slaves/panzern/PanzernCommand.java
+++ b/BauSystem_Main/src/de/steamwar/bausystem/features/slaves/panzern/PanzernCommand.java
@@ -69,6 +69,7 @@ public class PanzernCommand extends SWCommand {
                 while (true) {
                     if (!panzern.hasNext()) {
                         BauSystem.MESSAGE.send("PANZERN_DONE", player);
+                        panzern.getEditSession().close();
                         WorldEditUtils.addToPlayer(player, panzern.getEditSession());
                         cancel();
                         return;