update

data-otservbr-global/scripts/creaturescripts/others/login.lua

@@ -6,7 +6,7 @@ local function onMovementRemoveProtection(playerId, oldPos, time)
 
 	local playerPos = player:getPosition()
 	if (playerPos.x ~= oldPos.x or playerPos.y ~= oldPos.y or playerPos.z ~= oldPos.z) or player:getTarget() then
-		player:kv():set("combat-protection", nil)
+		player:kv():remove("combat-protection")
 		return true
 	end
 

data/chatchannels/scripts/help.lua

@@ -46,7 +46,7 @@ function onSpeak(player, type, message)
 					if hasExhaustionTarget > os.time() then
 						target:removeCondition(CONDITION_CHANNELMUTEDTICKS, CONDITIONID_DEFAULT, CHANNEL_HELP)
 						sendChannelMessage(CHANNEL_HELP, TALKTYPE_CHANNEL_R1, target:getName() .. " has been unmuted.")
-						target:kv():set("channel-help-exhaustion", nil)
+						target:kv():remove("channel-help-exhaustion")
 					else
 						player:sendCancelMessage("That player is not muted.")
 					end

data/events/scripts/creature.lua

@@ -20,7 +20,7 @@ local function removeCombatProtection(playerUid)
 			return
 		end
 
-		playerEvent:kv():set("combat-protection", nil)
+		playerEvent:kv():remove("combat-protection")
 		playerEvent:remove()
 	end, time * 1000, playerUid)
 end

data/libs/functions/player.lua

@@ -121,7 +121,7 @@ function Player.getCookiesDelivered(self)
 end
 
 function Player.allowMovement(self, allow)
-	return self:kv():set("block-movement", allow and nil or 1)
+	return allow and self:kv():remove("block-movement") or self:kv():set("block-movement", 1)
 end
 
 function Player.hasAllowMovement(self)