diff --git a/server/gameserver/android.cc b/server/gameserver/android.cc
index e406bed2..5bb6a7ef 100644
--- a/server/gameserver/android.cc
+++ b/server/gameserver/android.cc
@@ -127,7 +127,8 @@ void Android::InternalUpdate(int delta_time)
         room->grid_service->MoveCreature(this);
         return;
     }
-    if (GetMovement()->GetPathSize() > 0) {
+    if (GetMovement()->GetPathSize() > 0 ||
+        HasBuffEffect(kBET_Sprint)) {
         Global::Instance()->verify_set_pos = 1;
         UpdateMove();
 #ifdef DEBUG1
diff --git a/server/gameserver/base_agent.cc b/server/gameserver/base_agent.cc
index b4ef05b2..cf5515e2 100644
--- a/server/gameserver/base_agent.cc
+++ b/server/gameserver/base_agent.cc
@@ -312,9 +312,15 @@ bool BaseAgent::CanUseSkill(int skill_id)
 
 int BaseAgent::GetUseableSkill(Creature* target)
 {
+    if (!target->IsPlayer()) {
+        return -1;
+    }
     if (GetOwner()->IsHuman()) {
         Skill* skill = GetOwner()->GetMainSkill();
         if (skill && GetOwner()->CanUseSkill(skill->GetSkillId())) {
+            if (skill->GetMinorType()) {
+                return -1;
+            }
             return skill->GetSkillId();
         }
     }
diff --git a/server/gameserver/buff/sprint.cc b/server/gameserver/buff/sprint.cc
index 4d488b05..92f8ad7a 100644
--- a/server/gameserver/buff/sprint.cc
+++ b/server/gameserver/buff/sprint.cc
@@ -26,6 +26,7 @@ void SprintBuff::Activate()
 
 void SprintBuff::Deactivate()
 {
+    int i = 0;
 }
 
 void SprintBuff::SprintMove()
diff --git a/server/gameserver/mt/Robot.cc b/server/gameserver/mt/Robot.cc
index 40b1911b..148c0aff 100644
--- a/server/gameserver/mt/Robot.cc
+++ b/server/gameserver/mt/Robot.cc
@@ -39,6 +39,11 @@ namespace mt
         int try_count = 0;
         while (true) {
             const mt::Robot* tmp_robot_meta = raw_list[rand() % raw_list.size()];
+#ifdef DEBUG1
+            if (tmp_robot_meta->hero_id() != 30100) {
+                continue;
+            }
+#endif
             if (refreshed_robot_set.find(tmp_robot_meta->id()) == refreshed_robot_set.end()) {
                 return tmp_robot_meta;
             }