diff --git a/lua/entities/gmod_subway_81-714_lvz/cl_init.lua b/lua/entities/gmod_subway_81-714_lvz/cl_init.lua
index fdb5c8e..7457f49 100644
--- a/lua/entities/gmod_subway_81-714_lvz/cl_init.lua
+++ b/lua/entities/gmod_subway_81-714_lvz/cl_init.lua
@@ -1392,7 +1392,7 @@ function ENT:Think()
 
     if not self.DoorStates then self.DoorStates = {} end
     if not self.DoorLoopStates then self.DoorLoopStates = {} end
-	if not self.DSprev then self.DSprev = {{},{},{},{}} end
+	if not self.DSprev then self.DSprev = {{1,1},{1,1},{1,1},{1,1}} end
 	if not self.DoorDelta then self.DoorDelta = {{0.0,0.0},{0.0,0.0},{0.0,0.0},{0.0,0.0}} end
     for i=0,3 do
         for k=0,1 do
diff --git a/lua/entities/gmod_subway_81-714_mvm/cl_init.lua b/lua/entities/gmod_subway_81-714_mvm/cl_init.lua
index ebbd6fc..f0ee77d 100644
--- a/lua/entities/gmod_subway_81-714_mvm/cl_init.lua
+++ b/lua/entities/gmod_subway_81-714_mvm/cl_init.lua
@@ -1444,7 +1444,7 @@ function ENT:Think()
 
     if not self.DoorStates then self.DoorStates = {} end
     if not self.DoorLoopStates then self.DoorLoopStates = {} end
-	if not self.DSprev then self.DSprev = {{},{},{},{}} end
+	if not self.DSprev then self.DSprev = {{1,1},{1,1},{1,1},{1,1}} end
 	if not self.DoorDelta then self.DoorDelta = {{0.0,0.0},{0.0,0.0},{0.0,0.0},{0.0,0.0}} end
     for i=0,3 do
         for k=0,1 do
diff --git a/lua/entities/gmod_subway_81-717_lvz/cl_init.lua b/lua/entities/gmod_subway_81-717_lvz/cl_init.lua
index 462ad4f..bc3b4d6 100644
--- a/lua/entities/gmod_subway_81-717_lvz/cl_init.lua
+++ b/lua/entities/gmod_subway_81-717_lvz/cl_init.lua
@@ -3808,7 +3808,7 @@ function ENT:Think()
     local dT = self.DeltaTime
     if not self.DoorStates then self.DoorStates = {} end
     if not self.DoorLoopStates then self.DoorLoopStates = {} end
-	if not self.DSprev then self.DSprev = {{},{},{},{}} end
+	if not self.DSprev then self.DSprev = {{1,1},{1,1},{1,1},{1,1}} end
 	if not self.DoorDelta then self.DoorDelta = {{0,0},{0,0},{0,0},{0,0}} end
 	for i=0,3 do
         for k=0,1 do
diff --git a/lua/entities/gmod_subway_81-717_mvm/cl_init.lua b/lua/entities/gmod_subway_81-717_mvm/cl_init.lua
index 7974d1a..dd15526 100644
--- a/lua/entities/gmod_subway_81-717_mvm/cl_init.lua
+++ b/lua/entities/gmod_subway_81-717_mvm/cl_init.lua
@@ -3478,7 +3478,7 @@ function ENT:Think()
     local dT = self.DeltaTime
     if not self.DoorStates then self.DoorStates = {} end
     if not self.DoorLoopStates then self.DoorLoopStates = {} end
-	if not self.DSprev then self.DSprev = {{},{},{},{}} end
+	if not self.DSprev then self.DSprev = {{1,1},{1,1},{1,1},{1,1}} end
 	if not self.DoorDelta then self.DoorDelta = {{0,0},{0,0},{0,0},{0,0}} end
 	for i=0,3 do
         for k=0,1 do
diff --git a/lua/metrostroi/systems/sys_81_717_new_pneumatic.lua b/lua/metrostroi/systems/sys_81_717_new_pneumatic.lua
index 3c448cc..b6ce491 100644
--- a/lua/metrostroi/systems/sys_81_717_new_pneumatic.lua
+++ b/lua/metrostroi/systems/sys_81_717_new_pneumatic.lua
@@ -507,7 +507,7 @@ function TRAIN_SYSTEM:Think(dT)
                 self:equalizePressure(dT,"BrakeLinePressure", 0.0, pr_speed,nil,nil,2)
             end
         end
-        -- утечка через неплотность уравнительного поршня (реальный говнокод; очень хотелось бы переписать)
+        -- утечка через неплотность уравнительного поршня (а ниже реальный говнокод; очень хотелось бы переписать)
         if self.BLDisconnect then self:equalizePressure(dT, "ReservoirPressure", self.BrakeLinePressure, 0.06, 0) end
         if (self.RealDriverValvePosition > 2) and (self.RealDriverValvePosition < 5) then
             local pr_speed = 1.25*6--wagc