diff --git a/src/network/mcpe/cache/ChunkCache.php b/src/network/mcpe/cache/ChunkCache.php
index bf0ee4419..1eb02a118 100644
--- a/src/network/mcpe/cache/ChunkCache.php
+++ b/src/network/mcpe/cache/ChunkCache.php
@@ -128,10 +128,12 @@ class ChunkCache implements ChunkListener{
 					$chunk,
 					$this->caches[$chunkHash],
 					$this->compressor,
-					function() use ($chunkX, $chunkZ) : void{
+					function() use ($chunkHash, $chunkX, $chunkZ) : void{
 						$this->world->getLogger()->error("Failed preparing chunk $chunkX $chunkZ, retrying");
 
-						$this->restartPendingRequest($chunkX, $chunkZ);
+						if(isset($this->caches[$chunkHash])){
+							$this->restartPendingRequest($chunkX, $chunkZ);
+						}
 					}
 				)
 			);
diff --git a/start.cmd b/start.cmd
index 747716ff8..b8ab12ef8 100644
--- a/start.cmd
+++ b/start.cmd
@@ -16,7 +16,7 @@ if exist bin\php\php.exe (
 )
 
 if "%PHP_BINARY%"=="" (
-	echo Couldn't find a PHP binary in system PATH or %~dp0\bin\php
+	echo Couldn't find a PHP binary in system PATH or "%~dp0bin\php"
 	echo Please refer to the installation instructions at https://doc.pmmp.io/en/rtfd/installation.html
 	pause
 	exit 1