diff --git a/BauSystem_Main/src/de/steamwar/bausystem/world/Detonator.java b/BauSystem_Main/src/de/steamwar/bausystem/world/Detonator.java
index 8c54abe..63643ce 100644
--- a/BauSystem_Main/src/de/steamwar/bausystem/world/Detonator.java
+++ b/BauSystem_Main/src/de/steamwar/bausystem/world/Detonator.java
@@ -79,7 +79,7 @@ public class Detonator implements Listener {
         for (Detoloader.DetonatorActivation activation: getLocations()) {
 
             Boolean powered;
-            if(activation.activation == -1) switch (Core.getVersion()) {
+            if(activation.activation == 0) switch (Core.getVersion()) {
                 case 15:
                     powered = AutoLoader_15.getLever(activation.location.getBlock());
                     AutoLoader_15.setRedstone(activation.location, !powered);
@@ -120,7 +120,7 @@ public class Detonator implements Listener {
                             detoloader = AutoLoader_12.onPlayerInteractLoader(event);
 
                     }
-                    if(detoloader == null) return;
+                    if(detoloader == null || detoloader.activation == -1) return;
 
                     if(event.getPlayer().isSneaking()) {
                         if(locs.stream().filter(detonatorActivation -> detonatorActivation.location.equals(event.getClickedBlock().getLocation())).collect(Collectors.toList()).size() == 1) {