diff --git a/src/pocketmine/Server.php b/src/pocketmine/Server.php
index aeb390464..22344ba36 100644
--- a/src/pocketmine/Server.php
+++ b/src/pocketmine/Server.php
@@ -1003,7 +1003,7 @@ class Server{
 		$provider = LevelProviderManager::getProvider($path);
 
 		if($provider === null){
-			$this->logger->error($this->getLanguage()->translateString("pocketmine.level.loadError", [$name, "Unknown provider"]));
+			$this->logger->error($this->getLanguage()->translateString("pocketmine.level.loadError", [$name, "Cannot identify format of world"]));
 
 			return false;
 		}
@@ -1117,10 +1117,9 @@ class Server{
 		}
 		$path = $this->getDataPath() . "worlds/" . $name . "/";
 		if(!($this->getLevelByName($name) instanceof Level)){
-
-			if(LevelProviderManager::getProvider($path) === null){
-				return false;
-			}
+			return is_dir($path) and !empty(array_filter(scandir($path, SCANDIR_SORT_NONE), function($v){
+				return $v !== ".." and $v !== ".";
+			}));
 		}
 
 		return true;