diff --git a/server/gameserver/metamgr.cc b/server/gameserver/metamgr.cc
index 949c19af..02f8c0a1 100644
--- a/server/gameserver/metamgr.cc
+++ b/server/gameserver/metamgr.cc
@@ -583,15 +583,27 @@ private:
                 for (auto& key2 : keys2) {
                     auto anim_xobj = hero_xobj->At(key2);
                     int id = a8::XValue(key2);
-                    float r_t = anim_xobj->At("t")->AsXValue().GetDouble();
-                    float r_x = anim_xobj->At("r")->At("x")->AsXValue().GetDouble();
-                    float r_y = anim_xobj->At("r")->At("y")->AsXValue().GetDouble();
-                    float r_z = anim_xobj->At("r")->At("z")->AsXValue().GetDouble();
+                    float r_t = 0;
+                    float r_x = 0;
+                    float r_y = 0;
+                    float r_z = 0;
+                    if (anim_xobj->At("r") && anim_xobj->At("r")->IsObject()) {
+                        r_t = anim_xobj->At("t")->AsXValue().GetDouble();
+                        r_x = anim_xobj->At("r")->At("x")->AsXValue().GetDouble();
+                        r_y = anim_xobj->At("r")->At("y")->AsXValue().GetDouble();
+                        r_z = anim_xobj->At("r")->At("z")->AsXValue().GetDouble();
+                    }
 
-                    float l_t = anim_xobj->At("t")->AsXValue().GetDouble();
-                    float l_x = anim_xobj->At("l")->At("x")->AsXValue().GetDouble();
-                    float l_y = anim_xobj->At("l")->At("y")->AsXValue().GetDouble();
-                    float l_z = anim_xobj->At("l")->At("z")->AsXValue().GetDouble();
+                    float l_t = 0;
+                    float l_x = 0;
+                    float l_y = 0;
+                    float l_z = 0;
+                    if (anim_xobj->At("l") && anim_xobj->At("l")->IsObject()) {
+                        l_t = anim_xobj->At("t")->AsXValue().GetDouble();
+                        l_x = anim_xobj->At("l")->At("x")->AsXValue().GetDouble();
+                        l_y = anim_xobj->At("l")->At("y")->AsXValue().GetDouble();
+                        l_z = anim_xobj->At("l")->At("z")->AsXValue().GetDouble();
+                    }
 
                     float p3_t = 0;
                     float p3_x = 0;
diff --git a/server/tools/protobuild/metatable.proto b/server/tools/protobuild/metatable.proto
index ad8c85d2..b03dffb0 100755
--- a/server/tools/protobuild/metatable.proto
+++ b/server/tools/protobuild/metatable.proto
@@ -59,6 +59,7 @@ message MapThing
     optional string buff_list = 14;
     optional int32 explosion_effect = 15;
     optional int32 explosion_interval = 18;
+    optional int32 explosion_dmg_delay = 37;
     optional int32 explosion_times = 19;
     optional int32 explosion_float = 20;
     optional string preexplosion_summon = 35;