Bounds must be set before setting parent.

src/engine/InterestManagement/HeightMap.java

@@ -208,7 +208,7 @@ public class HeightMap {
 
         Zone heightMapZone;
         Zone parentZone;
-        float worldHeight;
+
         float interpolatedParentTerrainHeight;
 
         //  Seafloor is rather flat.

src/engine/objects/Zone.java

@@ -84,9 +84,11 @@ public class Zone extends AbstractGameObject {
         this.minLvl = rs.getInt("minLvl");
         this.maxLvl = rs.getInt("maxLvl");
 
+        this.setBounds();
+
         //this needs to be here specifically for new zones created after server boot (e.g. player city zones)
-        Zone parentZone = ZoneManager.getZoneByUUID(parentZoneID);
 
+        Zone parentZone = ZoneManager.getZoneByUUID(parentZoneID);
         this.setParent(parentZone);
 
         if (this.minLvl == 0 && parentZone != null) {
@@ -238,8 +240,6 @@ public class Zone extends AbstractGameObject {
         this.parent = value;
         this.parentZoneID = (this.parent != null) ? this.parent.getObjectUUID() : 0;
 
-        // Zone AABB is set here as it's coordinate space is world requiring a parent.
-
         // Seafloor
 
         if (this.parent == null) {
@@ -247,7 +247,6 @@ public class Zone extends AbstractGameObject {
             this.absY = MBServerStatics.SEA_FLOOR_ALTITUDE;
             this.absZ = this.zCoord;
             this.seaLevel = 0;
-            this.setBounds();
             return;
         }
 
@@ -262,8 +261,6 @@ public class Zone extends AbstractGameObject {
 
         this.worldAltitude = ZoneManager.caclulateWorldAltitude(this);
 
-        this.setBounds();
-
         if (this.getParent() == null) {
             this.seaLevel = MBServerStatics.SEA_FLOOR_ALTITUDE;
             return;