          {
              ChunkCoordinates chunkcoordinates = this.field_73251_h.func_72861_E();
              int k = p_73241_1_ * 16 + 8 - chunkcoordinates.field_71574_a;
-@@ -92,7 +94,11 @@
+@@ -92,7 +95,16 @@
  
          if (chunk == null)
          {
 -            chunk = this.func_73239_e(p_73158_1_, p_73158_2_);
++            boolean added = loadingChunks.add(k);
++            if (!added)
++            {
++                cpw.mods.fml.common.FMLLog.bigWarning("There is an attempt to load a chunk (%d,%d) in dimension %d that is already being loaded. This will cause weird chunk breakages.", p_73158_1_, p_73158_2_, field_73251_h.field_73011_w.field_76574_g);
++            }
 +            chunk = ForgeChunkManager.fetchDormantChunk(k, this.field_73251_h);
 +            if (chunk == null)
 +            {

 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
 
@@ -55,7 +57,7 @@
 
     public void func_73241_b(int p_73241_1_, int p_73241_2_)
     {

 
             if (chunk == null)
             {
@@ -120,6 +132,7 @@
 
             this.field_73244_f.func_76163_a(k, chunk);
             this.field_73245_g.add(chunk);
+            loadingChunks.remove(k);
             chunk.func_76631_c();
             chunk.func_76624_a(this, this, p_73158_1_, p_73158_2_);
         }
@@ -258,6 +271,11 @@
     {
         if (!this.field_73251_h.field_73058_d)
         {
