diff --git a/server/gameserver/mapinstance.cc b/server/gameserver/mapinstance.cc
index 4863134a..06b43586 100644
--- a/server/gameserver/mapinstance.cc
+++ b/server/gameserver/mapinstance.cc
@@ -701,94 +701,91 @@ void MapInstance::MarkMapAreaPolys()
 
 void MapInstance::LoadHeightData()
 {
-#if 1
+    FILE *fp = fopen(("main3d_mapHeight.txt"), "rb");
+    if (!fp) {
+        A8_ABORT();
+    }
+    fseek(fp, 0, SEEK_END);
+    size_t file_size = ftell(fp);
+    char *p = (char*)malloc(file_size);
+    fseek(fp, 0, SEEK_SET);
+    fread(p, 1, file_size, fp);
+
+    navmesh::HeightList list;
+    list.ParseFromArray(p, file_size);
+
+    if (list.width() != (int)GetMapMeta()->map_width() ||
+                 list.height() != (int)GetMapMeta()->map_height()) {
+        A8_ABORT();
+    }
     {
-        FILE *fp = fopen(("main3d_mapHeight.txt"), "rb");
-        if (!fp) {
-            A8_ABORT();
-        }
-        fseek(fp, 0, SEEK_END);
-        size_t file_size = ftell(fp);
-        char *p = (char*)malloc(file_size);
-        fseek(fp, 0, SEEK_SET);
-        fread(p, 1, file_size, fp);
-
-        navmesh::HeightList list;
-        list.ParseFromArray(p, file_size);
-        if (list.width() != (int)GetMapMeta()->map_width() ||
-            list.height() != (int)GetMapMeta()->map_height()) {
-            A8_ABORT();
-        }
-        {
-            std::map<int, int> height_hash;
-            for (auto& itr : list.datas()) {
-                for (auto& itr2 : itr.infos()) {
-                    auto itr3 = height_hash.find(itr2.h());
-                    if (itr3 != height_hash.end()) {
-                        height_hash[itr2.h()] += 1;
-                    } else {
-                        height_hash[itr2.h()] = 1;
-                    }
+        std::map<int, int> height_hash;
+        for (auto& itr : list.datas()) {
+            for (auto& itr2 : itr.infos()) {
+                auto itr3 = height_hash.find(itr2.h());
+                if (itr3 != height_hash.end()) {
+                    height_hash[itr2.h()] += 1;
+                } else {
+                    height_hash[itr2.h()] = 1;
                 }
             }
-            std::vector<std::tuple<int, int>> height_sorted;
-            for (auto& pair : height_hash) {
-                height_sorted.push_back(std::make_tuple((int)pair.first, (int)pair.second));
-            }
-            std::sort(height_sorted.begin(), height_sorted.end(),
-                      [] (std::tuple<int, int>& a, std::tuple<int, int>& b)
-                      {
-                          return std::get<1>(a) > std::get<1>(b);
-                      });
-            for (auto& tuple : height_sorted) {
-                a8::XPrintf("%d,%d\n", {std::get<0>(tuple), std::get<1>(tuple)});
-            }
         }
-
-        if ((int)GetMapMeta()->map_width() % MAP_HEIGHT_GRID_SIZE != 0 ||
-            (int)GetMapMeta()->map_height() % MAP_HEIGHT_GRID_SIZE != 0 ) {
-            abort();
+        std::vector<std::tuple<int, int>> height_sorted;
+        for (auto& pair : height_hash) {
+            height_sorted.push_back(std::make_tuple((int)pair.first, (int)pair.second));
         }
+        std::sort(height_sorted.begin(), height_sorted.end(),
+                  [] (std::tuple<int, int>& a, std::tuple<int, int>& b)
+                  {
+                      return std::get<1>(a) > std::get<1>(b);
+                  });
+        for (auto& tuple : height_sorted) {
+            a8::XPrintf("%d,%d\n", {std::get<0>(tuple), std::get<1>(tuple)});
+        }
+    }
 
-        grid_width_ = GetMapMeta()->map_width() / MAP_HEIGHT_GRID_SIZE;
-        grid_height_ = GetMapMeta()->map_height() / MAP_HEIGHT_GRID_SIZE;
+    if ((int)GetMapMeta()->map_width() % MAP_HEIGHT_GRID_SIZE != 0 ||
+        (int)GetMapMeta()->map_height() % MAP_HEIGHT_GRID_SIZE != 0 ) {
+        abort();
+    }
 
-        height_datas_.resize(grid_width_ * grid_height_);
-        {
-            int curr_x = 0;
-            int curr_y = 0;
-            for (auto& itr : list.datas()) {
-                if (itr.x() != curr_x) {
-                    abort();
-                }
-                if (itr.y() != curr_y) {
-                    abort();
-                }
-                curr_x = itr.x() + 1;
-                if (itr.has_endx()) {
-                    curr_x = itr.endx() + 1;
-                }
-                //a8::XPrintf("x:%d y:%d end_x:%d\n", {itr.x(), itr.y(), itr.endx()});
-                if (curr_x > (int)GetMapMeta()->map_width()) {
-                    abort();
-                }
-                if (curr_x == (int)GetMapMeta()->map_width()) {
-                    curr_x = 0;
-                    ++curr_y;
-                }
-                if (curr_y > (int)GetMapMeta()->map_height()) {
-                    abort();
-                }
-                for (auto& itr2 : itr.infos()) {
-                }
-            }
-            if (curr_y != (int)GetMapMeta()->map_height()) {
+    grid_width_ = GetMapMeta()->map_width() / MAP_HEIGHT_GRID_SIZE;
+    grid_height_ = GetMapMeta()->map_height() / MAP_HEIGHT_GRID_SIZE;
+
+    height_datas_.resize(grid_width_ * grid_height_);
+    {
+        int curr_x = 0;
+        int curr_y = 0;
+        for (auto& itr : list.datas()) {
+            if (itr.x() != curr_x) {
                 abort();
             }
+            if (itr.y() != curr_y) {
+                abort();
+            }
+            curr_x = itr.x() + 1;
+            if (itr.has_endx()) {
+                curr_x = itr.endx() + 1;
+            }
+            //a8::XPrintf("x:%d y:%d end_x:%d\n", {itr.x(), itr.y(), itr.endx()});
+            if (curr_x > (int)GetMapMeta()->map_width()) {
+                abort();
+            }
+            if (curr_x == (int)GetMapMeta()->map_width()) {
+                curr_x = 0;
+                ++curr_y;
+            }
+            if (curr_y > (int)GetMapMeta()->map_height()) {
+                abort();
+            }
+            for (auto& itr2 : itr.infos()) {
+            }
+        }
+        if (curr_y != (int)GetMapMeta()->map_height()) {
+            abort();
         }
-
-        free(p);
-        fclose(fp);
     }
-#endif
+
+    free(p);
+    fclose(fp);
 }