From 527e975fa92a831f27970bebfec1bf372727be1d Mon Sep 17 00:00:00 2001
From: "Dylan K. Taylor" <dktapps@pmmp.io>
Date: Sun, 5 Dec 2021 00:45:23 +0000
Subject: [PATCH] shut

---
 src/Server.php | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/Server.php b/src/Server.php
index e46525b4c..f40667786 100644
--- a/src/Server.php
+++ b/src/Server.php
@@ -537,8 +537,12 @@ class Server{
 		if(!$ev->isCancelled()){
 			Timings::$syncPlayerDataSave->time(function() use ($name, $ev) : void{
 				$nbt = new BigEndianNbtSerializer();
+				$contents = zlib_encode($nbt->write(new TreeRoot($ev->getSaveData())), ZLIB_ENCODING_GZIP);
+				if($contents === false){
+					throw new AssumptionFailedError("zlib_encode() failed unexpectedly");
+				}
 				try{
-					Filesystem::safeFilePutContents($this->getPlayerDataPath($name), zlib_encode($nbt->write(new TreeRoot($ev->getSaveData())), ZLIB_ENCODING_GZIP));
+					Filesystem::safeFilePutContents($this->getPlayerDataPath($name), $contents);
 				}catch(\RuntimeException | \ErrorException $e){
 					$this->logger->critical($this->getLanguage()->translate(KnownTranslationFactory::pocketmine_data_saveError($name, $e->getMessage())));
 					$this->logger->logException($e);