diff --git a/BauSystem_Main/src/de/steamwar/bausystem/commands/CommandTNT.java b/BauSystem_Main/src/de/steamwar/bausystem/commands/CommandTNT.java
index bc9e866..c976f9a 100644
--- a/BauSystem_Main/src/de/steamwar/bausystem/commands/CommandTNT.java
+++ b/BauSystem_Main/src/de/steamwar/bausystem/commands/CommandTNT.java
@@ -139,7 +139,7 @@ public class CommandTNT implements CommandExecutor, Listener {
     }
 
     private void tntToggle(Region region, TNTMode requestedMode, String requestedMessage) {
-        if (requestedMode != null) {
+        if (requestedMode != null && region.hasTestblock()) {
             region.setTntMode(requestedMode);
             RegionToggleCommand.actionBar(region, requestedMessage);
             return;
@@ -151,7 +151,7 @@ public class CommandTNT implements CommandExecutor, Listener {
                 RegionToggleCommand.actionBar(region, getDisableMessage());
                 break;
             case OFF:
-                if (Region.buildAreaEnabled()) {
+                if (Region.buildAreaEnabled() && region.hasTestblock()) {
                     region.setTntMode(TNTMode.ONLY_TB);
                     RegionToggleCommand.actionBar(region, getTestblockEnableMessage());
                 } else {
diff --git a/BauSystem_Main/src/de/steamwar/bausystem/world/Region.java b/BauSystem_Main/src/de/steamwar/bausystem/world/Region.java
index 590e033..781a0b7 100644
--- a/BauSystem_Main/src/de/steamwar/bausystem/world/Region.java
+++ b/BauSystem_Main/src/de/steamwar/bausystem/world/Region.java
@@ -110,6 +110,7 @@ public class Region {
         minZ = config.getInt("minZ");
         prototype = Prototype.prototypes.get(config.getString("prototype"));
         optionsLinkedWith = config.getString("optionsLinkedWith", null);
+        if (!hasTestblock()) tntMode = TNTMode.OFF;
         regions.add(this);
     }