diff --git a/src/pocketmine/Player.php b/src/pocketmine/Player.php
index bb95afd2e..0f6448e5c 100644
--- a/src/pocketmine/Player.php
+++ b/src/pocketmine/Player.php
@@ -557,33 +557,38 @@ class Player extends Human implements CommandSender, InventoryHolder, IPlayer{
 			return;
 		}
 
-		$index = key($this->loadQueue);
-		$distance = @$this->loadQueue[$index];
-
-		if($index === null or $distance === null){
+		if(count($this->loadQueue) === 0){
 			$this->chunkLoadTask->setNextRun($this->chunkLoadTask->getNextRun() + 30);
-			return;
-		}
-		$X = null;
-		$Z = null;
-		Level::getXZ($index, $X, $Z);
-		if(!$this->getLevel()->isChunkPopulated($X, $Z)){
-			return;
-		}
-		unset($this->loadQueue[$index]);
-		$this->usedChunks[$index] = [false, 0];
+		}else{
+			$count = 0;
+			$limit = (int) $this->server->getProperty("chunk-sending.per-tick", 1);
+			foreach($this->loadQueue as $index => $distance){
+				if($count >= $limit){
+					break;
+				}
+				++$count;
+				$X = null;
+				$Z = null;
+				Level::getXZ($index, $X, $Z);
+				if(!$this->getLevel()->isChunkPopulated($X, $Z)){
+					$this->chunkLoadTask->setNextRun($this->chunkLoadTask->getNextRun() + 30);
+					return;
+				}
+				unset($this->loadQueue[$index]);
+				$this->usedChunks[$index] = [false, 0];
 
-		$this->getLevel()->useChunk($X, $Z, $this);
-		$pk = new FullChunkDataPacket;
-		$pk->chunkX = $X;
-		$pk->chunkZ = $Z;
-		$pk->data = $this->getLevel()->getNetworkChunk($X, $Z, 0xff);
-		$cnt = $this->dataPacket($pk, true);
-
-		if($cnt === false or $cnt === true){
-			return;
+				$this->getLevel()->useChunk($X, $Z, $this);
+				$pk = new FullChunkDataPacket;
+				$pk->chunkX = $X;
+				$pk->chunkZ = $Z;
+				$pk->data = $this->getLevel()->getNetworkChunk($X, $Z, 0xff);
+				$cnt = $this->dataPacket($pk, true);
+				if($cnt === false or $cnt === true){
+					return;
+				}
+				$this->chunkACK[$cnt] = $index;
+			}
 		}
-		$this->chunkACK[$cnt] = $index;
 
 		if(count($this->usedChunks) >= 56 and $this->spawned === false){
 			$spawned = 0;
@@ -597,25 +602,6 @@ class Player extends Human implements CommandSender, InventoryHolder, IPlayer{
 				return;
 			}
 
-			foreach($this->usedChunks as $index => $d){
-				if($d[0] === false){
-					continue;
-				}
-				$X = null;
-				$Z = null;
-				Level::getXZ($index, $X, $Z);
-				foreach($this->getLevel()->getChunkEntities($X, $Z) as $entity){
-					if($entity !== $this){
-						$entity->spawnTo($this);
-					}
-				}
-				foreach($this->getLevel()->getChunkTiles($X, $Z) as $tile){
-					if($tile instanceof Spawnable){
-						$tile->spawnTo($this);
-					}
-				}
-			}
-
 			//TODO
 			//$this->heal($this->data->get("health"), "spawn", true);
 			$this->spawned = true;
@@ -633,6 +619,7 @@ class Player extends Human implements CommandSender, InventoryHolder, IPlayer{
 
 			$pos = new Position($this->x, $this->y, $this->z, $this->getLevel());
 			$pos = $this->getLevel()->getSafeSpawn($pos);
+
 			$this->server->getPluginManager()->callEvent($ev = new PlayerRespawnEvent($this, $pos));
 
 			$this->teleport($ev->getRespawnPosition());
@@ -1235,7 +1222,7 @@ class Player extends Human implements CommandSender, InventoryHolder, IPlayer{
 				$this->orderChunks();
 				$this->tasks[] = $this->server->getScheduler()->scheduleDelayedRepeatingTask(new CallbackTask(array($this, "orderChunks")), 10, 40);
 				$this->sendNextChunk();
-				$this->tasks[] = $this->chunkLoadTask = $this->server->getScheduler()->scheduleRepeatingTask(new CallbackTask(array($this, "sendNextChunk")), MAX_CHUNK_RATE);
+				$this->tasks[] = $this->chunkLoadTask = $this->server->getScheduler()->scheduleRepeatingTask(new CallbackTask(array($this, "sendNextChunk")), 1);
 
 				$pk = new ReadyPacket();
 				$pk->x = $this->x;
diff --git a/src/pocketmine/Server.php b/src/pocketmine/Server.php
index f127ce761..28c32fd5f 100644
--- a/src/pocketmine/Server.php
+++ b/src/pocketmine/Server.php
@@ -1388,7 +1388,6 @@ class Server{
 			$this->logger->setLogDebug(\pocketmine\DEBUG > 1);
 		}
 		define("ADVANCED_CACHE", $this->getProperty("settings.advanced-cache", false));
-		define("MAX_CHUNK_RATE", ceil(20 / $this->getProperty("chunk-sending.per-second", 20)));
 		if(ADVANCED_CACHE == true){
 			$this->logger->info("Advanced cache enabled");
 		}
diff --git a/src/pocketmine/entity/Entity.php b/src/pocketmine/entity/Entity.php
index d24fe1978..ef1be8c62 100644
--- a/src/pocketmine/entity/Entity.php
+++ b/src/pocketmine/entity/Entity.php
@@ -931,7 +931,7 @@ abstract class Entity extends Position implements Metadatable{
 				$this->airTicks = 300;
 				$this->fallDistance = 0;
 				$this->orderChunks();
-				$this->sendNextChunk();
+				$this->chunkLoadTask->setNextRun(0);
 				$this->forceMovement = $pos;
 
 				$pk = new MovePlayerPacket;
diff --git a/src/pocketmine/level/format/anvil/ChunkSection.php b/src/pocketmine/level/format/anvil/ChunkSection.php
index 94ec48d80..6ba904328 100644
--- a/src/pocketmine/level/format/anvil/ChunkSection.php
+++ b/src/pocketmine/level/format/anvil/ChunkSection.php
@@ -150,11 +150,11 @@ class ChunkSection implements \pocketmine\level\format\ChunkSection{
 		$column = "";
 		if(($x & 1) === 0){
 			for($y = 0; $y < 16; $y += 2){
-				$column .= chr((ord($this->data{($y << 7) + $i}) & 0x0f) | ((ord($this->data{(($y + 1) << 7) + $i}) & 0x0f) << 4));
+				$column .= ($this->data{($y << 7) + $i} & "\x0f") | chr((ord($this->data{(($y + 1) << 7) + $i}) & 0x0f) << 4);
 			}
 		}else{
 			for($y = 0; $y < 16; $y += 2){
-				$column .= chr(((ord($this->data{($y << 7) + $i}) & 0xf0) >> 4) | (ord($this->data{(($y + 1) << 7) + $i}) & 0xf0));
+				$column .= chr((ord($this->data{($y << 7) + $i}) & 0xf0) >> 4) | ($this->data{(($y + 1) << 7) + $i} & "\xf0");
 			}
 		}
 
@@ -164,8 +164,14 @@ class ChunkSection implements \pocketmine\level\format\ChunkSection{
 	public function getBlockSkyLightColumn($x, $z){
 		$i = ($z << 3) + ($x >> 1);
 		$column = "";
-		for($y = 0; $y < 16; $y += 2){
-			$column .= chr((ord($this->skyLight{($y << 7) + $i}) & 0x0f) | ((ord($this->skyLight{(($y + 1) << 7) + $i}) & 0x0f) << 4));
+		if(($x & 1) === 0){
+			for($y = 0; $y < 16; $y += 2){
+				$column .= ($this->skyLight{($y << 7) + $i} & "\x0f") | chr((ord($this->skyLight{(($y + 1) << 7) + $i}) & 0x0f) << 4);
+			}
+		}else{
+			for($y = 0; $y < 16; $y += 2){
+				$column .= chr((ord($this->skyLight{($y << 7) + $i}) & 0xf0) >> 4) | ($this->skyLight{(($y + 1) << 7) + $i} & "\xf0");
+			}
 		}
 
 		return $column;
@@ -174,8 +180,14 @@ class ChunkSection implements \pocketmine\level\format\ChunkSection{
 	public function getBlockLightColumn($x, $z){
 		$i = ($z << 3) + ($x >> 1);
 		$column = "";
-		for($y = 0; $y < 16; $y += 2){
-			$column .= chr((ord($this->blockLight{($y << 7) + $i}) & 0x0f) | ((ord($this->blockLight{(($y + 1) << 7) + $i}) & 0x0f) << 4));
+		if(($x & 1) === 0){
+			for($y = 0; $y < 16; $y += 2){
+				$column .= ($this->blockLight{($y << 7) + $i} & "\x0f") | chr((ord($this->blockLight{(($y + 1) << 7) + $i}) & 0x0f) << 4);
+			}
+		}else{
+			for($y = 0; $y < 16; $y += 2){
+				$column .= chr((ord($this->blockLight{($y << 7) + $i}) & 0xf0) >> 4) | ($this->blockLight{(($y + 1) << 7) + $i} & "\xf0");
+			}
 		}
 
 		return $column;
diff --git a/src/pocketmine/resources/pocketmine.yml b/src/pocketmine/resources/pocketmine.yml
index c42d196ed..5566ad3bd 100644
--- a/src/pocketmine/resources/pocketmine.yml
+++ b/src/pocketmine/resources/pocketmine.yml
@@ -16,7 +16,7 @@ debug:
  commands: false
 
 chunk-sending:
- per-second: 20
+ per-tick: 1
  compression-level: 7
 
 chunk-gc: