diff --git a/plugin.yml b/plugin.yml
index 291328e..140534c 100644
--- a/plugin.yml
+++ b/plugin.yml
@@ -1,5 +1,5 @@
 name: pmmpDiscordBot
 main: pmmpDiscordBot\pmmpDiscordBot
-version: 1.0β
+version: 3.0.5
 api: 3.0.0
 load: POSTWORLD
diff --git a/src/pmmpDiscordBot/pmmpDiscordBot.php b/src/pmmpDiscordBot/pmmpDiscordBot.php
index 13a4880..431eda8 100644
--- a/src/pmmpDiscordBot/pmmpDiscordBot.php
+++ b/src/pmmpDiscordBot/pmmpDiscordBot.php
@@ -74,7 +74,7 @@ public function onEnable(){
 		unset($token);
 
 		$this->getScheduler()->scheduleDelayedTask(new ClosureTask(
-			function(int $currentTick): void{
+			function(int $currentTick) : void{
 				$this->started = true;
 				$this->getLogger()->info("出力バッファリングを開始致します。");
 				ob_start();
@@ -82,7 +82,7 @@ function(int $currentTick): void{
 		), 10);
 
 		$this->getScheduler()->scheduleDelayedRepeatingTask(new ClosureTask(
-			function(int $currentTick): void{
+			function(int $currentTick) : void{
 				if(!$this->started) return;
 				$string = ob_get_contents();
 
@@ -93,9 +93,12 @@ function(int $currentTick): void{
 		), 10, 1);
 
 		$this->getScheduler()->scheduleDelayedRepeatingTask(new ClosureTask(
-			function(int $currentTick): void{
+			function(int $currentTick) : void{
 				foreach($this->client->fetchMessages() as $message){
 					$content = $message["content"];
+					if($content === ""){
+						continue;
+					}
 					if($content[0] === "/"){
 						Server::getInstance()->dispatchCommand(new ConsoleCommandSender(), substr($content, 1));
 					}else{