diff --git a/server/gameserver/app.cc b/server/gameserver/app.cc
index 91683f7..a048772 100644
--- a/server/gameserver/app.cc
+++ b/server/gameserver/app.cc
@@ -31,6 +31,8 @@
 #include "framework/cpp/tglog.h"
 #include "framework/cpp/httpclientpool.h"
 
+#include "collider.h"
+
 struct MsgNode
 {
     SocketFrom_e sockfrom;
@@ -92,6 +94,15 @@ static void SavePerfLog()
 
 bool App::Init(int argc, char* argv[])
 {
+    #if 0
+    {
+        AabbCollider a_collider;
+        AabbCollider b_collider;
+        a8::Vec2 new_pos;
+        bool ret = a_collider.CalcSafePoint(&b_collider, new_pos);
+        int i = 0;
+    }
+    #endif
     signal(SIGPIPE, SIG_IGN);
     this->argc = argc;
     this->argv = argv;
diff --git a/server/gameserver/creature.cc b/server/gameserver/creature.cc
index 212a9d0..d1a92ce 100644
--- a/server/gameserver/creature.cc
+++ b/server/gameserver/creature.cc
@@ -2320,8 +2320,12 @@ void Creature::FindLocationWithTarget(Entity* target, ColliderComponent* target_
             }
         }
     }
-    a8::Vec2 new_pos_dir = new_pos - old_pos;
-    new_pos_dir.Normalize();
+    a8::Vec2 new_pos_dir = a8::Vec2::UP;
+    //特殊情况处理
+    if (new_pos.ManhattanDistance(old_pos) > 0.0001f) {
+        new_pos_dir = new_pos - old_pos;
+        new_pos_dir.Normalize();
+    }
     float distance = (new_pos - old_pos).Norm();
     for (int i = distance; i < 10000000; i += 5) {
         SetPos(old_pos + new_pos_dir * i);