diff --git a/server/gameserver/mt/Grasp.cc b/server/gameserver/mt/Grasp.cc
index 03fbf3d5..43972eb7 100644
--- a/server/gameserver/mt/Grasp.cc
+++ b/server/gameserver/mt/Grasp.cc
@@ -24,7 +24,7 @@ namespace mt
         if (graspbuff_id2() && !buff2_meta) {
             abort();
         }
-        if (hero_lv_sets.find(hero_lv()) != hero_lv_sets.end()) {
+        if (hero_lv_sets.find(hero_lv()) == hero_lv_sets.end()) {
             abort();
         }
     }
diff --git a/server/gameserver/mt/GraspBuff.cc b/server/gameserver/mt/GraspBuff.cc
index d13bbafe..7b52baf2 100644
--- a/server/gameserver/mt/GraspBuff.cc
+++ b/server/gameserver/mt/GraspBuff.cc
@@ -41,9 +41,11 @@ namespace mt
                 {
                     _trigger_type = type;
                     _trigger_subtype = a8::XValue(strings2.at(1));
+                    #if 0
                     if (_trigger_subtype != (int)GraspBuffTriggerCond_e::kImprint) {
                         abort();
                     }
+                    #endif
                     _trigger_cond.push_back(a8::XValue(strings2.at(2)));
                     _trigger_cond.push_back(a8::XValue(strings.at(1)));
                 }
diff --git a/server/gameserver/mt/Hero.cc b/server/gameserver/mt/Hero.cc
index 6e855782..4e3ca271 100644
--- a/server/gameserver/mt/Hero.cc
+++ b/server/gameserver/mt/Hero.cc
@@ -42,7 +42,7 @@ namespace mt
                     size_t slot = a8::XValue(strings2[0]);
                     size_t num = a8::XValue(strings2[1]);
                     if (slot >= 0 && slot < volume_.size()){
-                        volume_[slot] = num;
+                        _volume[slot] = num;
                     }
                 }
             }