diff --git a/src/main/java/com/reider745/behavior/entities/formats/tags/components/attack/NearestAttackableTarget.java b/src/main/java/com/reider745/behavior/entities/formats/tags/components/attack/NearestAttackableTarget.java
index 7522a2e9..96817aec 100644
--- a/src/main/java/com/reider745/behavior/entities/formats/tags/components/attack/NearestAttackableTarget.java
+++ b/src/main/java/com/reider745/behavior/entities/formats/tags/components/attack/NearestAttackableTarget.java
@@ -46,17 +46,19 @@ public class NearestAttackableTarget extends ComponentsTag implements IUpdateEnt
 
         public Filters(JSONObject json){
             max_dist = json.getInt("max_dist");
-            attack_interval = json.getInt("attack_interval");
+            attack_interval = json.optInt("attack_interval", 40);
 
-            final JSONArray any_of = json.getJSONObject("filters").getJSONArray("any_of");
-            for(int i = 0;i < any_of.length();i++){
-                JSONObject condition = any_of.getJSONObject(i);
+            final JSONArray any_of = json.getJSONObject("filters").optJSONArray("any_of", null);
+            if(any_of != null){
+                for(int i = 0;i < any_of.length();i++){
+                    JSONObject condition = any_of.getJSONObject(i);
 
-                switch (condition.getString("test")){
-                    case "is_family" ->
-                        filters.add(new IsFamilyCondition(condition));
-                    default ->
-                        throw new RuntimeException("Not support NearestAttackableTarget.Filters");
+                    switch (condition.getString("test")){
+                        case "is_family" ->
+                                filters.add(new IsFamilyCondition(condition));
+                        default ->
+                                throw new RuntimeException("Not support NearestAttackableTarget.Filters");
+                    }
                 }
             }
         }
diff --git a/src/main/java/com/reider745/behavior/entities/formats/tags/components/life/BreathableComponent.java b/src/main/java/com/reider745/behavior/entities/formats/tags/components/life/BreathableComponent.java
index 3e6d01b3..5bf2ff51 100644
--- a/src/main/java/com/reider745/behavior/entities/formats/tags/components/life/BreathableComponent.java
+++ b/src/main/java/com/reider745/behavior/entities/formats/tags/components/life/BreathableComponent.java
@@ -21,7 +21,7 @@ public class BreathableComponent extends ComponentsTag implements IUpdateEntity
         if(json instanceof JSONObject jsonObject) {
             final BreathableComponent component = new BreathableComponent();
 
-            component.totalSupply = jsonObject.getInt("total_supply");
+            component.totalSupply = jsonObject.optInt("total_supply", jsonObject.optInt("totalSupply", 20));
             component.suffocateTime = jsonObject.optInt("suffocate_time", 0);
             component.inhaleTime = jsonObject.optDouble("inhale_time", 2.0);
             component.generatesBubbles = jsonObject.optBoolean("generates_bubbles", false);
diff --git a/src/main/java/com/reider745/behavior/recipes/RecipesShapedContent.java b/src/main/java/com/reider745/behavior/recipes/RecipesShapedContent.java
index 30f6698e..fed08e2a 100644
--- a/src/main/java/com/reider745/behavior/recipes/RecipesShapedContent.java
+++ b/src/main/java/com/reider745/behavior/recipes/RecipesShapedContent.java
@@ -39,7 +39,7 @@ public class RecipesShapedContent extends BehaviorContent {
             }
         }
 
-        throw new RuntimeException("Not implemented yet");
+        throw new RuntimeException("Not implemented yet: " + json);
     }
 
     @Override
diff --git a/src/main/java/com/reider745/hooks/block/BlockPalette.java b/src/main/java/com/reider745/hooks/block/BlockPalette.java
index cc11b09f..e686911c 100644
--- a/src/main/java/com/reider745/hooks/block/BlockPalette.java
+++ b/src/main/java/com/reider745/hooks/block/BlockPalette.java
@@ -21,7 +21,6 @@ import com.reider745.block.BlockStateStorage;
 import com.reider745.block.CustomBlock;
 import com.reider745.block.wall.BlockWall;
 import com.zhekasmirnov.horizon.runtime.logger.Logger;
-
 import it.unimi.dsi.fastutil.Hash;
 import it.unimi.dsi.fastutil.ints.Int2IntMap;
 import it.unimi.dsi.fastutil.ints.Int2IntOpenHashMap;
@@ -218,7 +217,10 @@ public class BlockPalette {
             final JSONObject EMPTY = new JSONObject();
             JSONObject blockMapping = EMPTY;
             try {
-                blockMapping = new JSONObject(Files.readString(new File("block_mapping.json").toPath()));
+                File file = new File("block_mapping.json");
+                if(file.exists()) {
+                    blockMapping = new JSONObject(Files.readString(file.toPath()));
+                }
             } catch (Exception ex) {
                 Logger.warning("Malformed block state mappings: " + ex.getMessage());
             }