Fixed bug with saving to flat file.

Must remember to include blank constructor so Beans can create the
object!

config.yml

@@ -308,7 +308,7 @@ blocks:
 # If a block is not listed, the default value will be used
 # Prefix with world name
 worlds:
-  AcidIsland-world:
+  AcidIsland_world:
     SAND: 0
     SANDSTONE: 0
     ICE: 0

src/main/java/bskyblock/addon/level/config/Settings.java

@@ -96,7 +96,7 @@ public class Settings {
                         worldBlockValues.put(bWorld, values);
                     }
                 } else {
-                    level.getLogger().severe("No such world : " + world);
+                    level.getLogger().severe("Level Addon: No such world : " + world);
                 }
             }
         }

src/main/java/bskyblock/addon/level/database/object/LevelsData.java

@@ -19,6 +19,8 @@ public class LevelsData implements DataObject {
     // Map - world name, level
     @Expose
     private Map<String, Long> levels = new HashMap<>();
+    
+    public LevelsData() {} // For Bean loading
 
     /**
      * Create a level entry for target player

src/main/java/bskyblock/addon/level/database/object/TopTenData.java

@@ -22,6 +22,8 @@ public class TopTenData implements DataObject {
     private String uniqueId = "";
     @Expose
     private Map<UUID, Long> topTen = new LinkedHashMap<>();
+    
+    public TopTenData() {}
 
     public Map<UUID, Long> getTopTen() {
         return topTen.entrySet().stream()