From b834e790a76fa8610df3548e67941e8552cb4663 Mon Sep 17 00:00:00 2001
From: ancientmarinerdev <ancientmariner_dev@proton.me>
Date: Mon, 6 Feb 2023 04:35:35 +0000
Subject: [PATCH] Fix game crashes

---
 mods/ENTITIES/mcl_mobs/effects.lua | 15 +++++++++++++--
 mods/ENTITIES/mcl_mobs/physics.lua |  2 ++
 2 files changed, 15 insertions(+), 2 deletions(-)

diff --git a/mods/ENTITIES/mcl_mobs/effects.lua b/mods/ENTITIES/mcl_mobs/effects.lua
index d4b071f93..a8b761d47 100644
--- a/mods/ENTITIES/mcl_mobs/effects.lua
+++ b/mods/ENTITIES/mcl_mobs/effects.lua
@@ -1,4 +1,4 @@
-local math, vector, minetest, mcl_mobs = math, vector, minetest, mcl_mobs
+local math, tonumber, vector, minetest, mcl_mobs = math, tonumber, vector, minetest, mcl_mobs
 local mob_class = mcl_mobs.mob_class
 local active_particlespawners = {}
 local disable_blood = minetest.settings:get_bool("mobs_disable_blood")
@@ -8,6 +8,15 @@ local player_transfer_distance = tonumber(minetest.settings:get("player_transfer
 if player_transfer_distance == 0 then player_transfer_distance = math.huge end
 
 
+local function validate_vector (vect)
+	if vect then
+		if tonumber(vect.x) and tonumber(vect.y) and tonumber(vect.z) then
+			return true
+		end
+	end
+	return false
+end
+
 -- custom particle effects
 function mcl_mobs.effect(pos, amount, texture, min_size, max_size, radius, gravity, glow, go_down)
 
@@ -385,6 +394,8 @@ function mob_class:check_head_swivel(dtime)
 	mcl_util.set_bone_position(self.object,self.head_swivel, vector.new(0,self.bone_eye_height,self.horrizonatal_head_height), final_rotation)
 end
 
+
+
 function mob_class:set_animation_speed()
 	local v = self.object:get_velocity()
 	if v then
@@ -400,7 +411,7 @@ function mob_class:set_animation_speed()
 			end
 		end
 		--set_speed
-		if self.acc then
+		if validate_vector(self.acc) then
 			self.object:add_velocity(self.acc)
 		end
 	end
diff --git a/mods/ENTITIES/mcl_mobs/physics.lua b/mods/ENTITIES/mcl_mobs/physics.lua
index d4d3c836d..797bb4b7e 100644
--- a/mods/ENTITIES/mcl_mobs/physics.lua
+++ b/mods/ENTITIES/mcl_mobs/physics.lua
@@ -311,6 +311,8 @@ end
 function mob_class:set_yaw(yaw, delay, dtime)
 	if self.noyaw then return end
 
+	if not self.object:get_yaw() or not self.object:get_pos() then return end
+
 	if self.state ~= PATHFINDING then
 		self._turn_to = yaw
 	end