---
title: Upgrade from Litmus Edge Manager 2.16.0 to 2.16.4
slug: edgemanager/troubleshooting/upgrade-from-lem-2160-2164
description: Review troubleshooting information when upgrading from Litmus Edge Manager 2.16.0 to 2.16.4. 
docTags: 
createdAt: 2024-03-28T20:03:33.469Z
---

If you are facing issues during an upgrade of Litmus Edge Manager version 2.16.0 to 2.16.4 (only for uploading a UPD file via browser from the local system), complete the following steps. 

1. SSH into the Litmus Edge Manager instance and enter the following commands.
   `sudo mkdir -p /var/lib/lem/tmp`
   `sudo nano /etc/systemd/system/lem-admin.service`
2. Insert the following line. 
   `Environment="JAVA_TOOL_OPTIONS=-Djava.io.tmpdir=/var/lib/lem/tmp"` after `Group=root`
3. Enter the following command. 
   `sudo systemctl daemon-reload; sudo systemctl restart lem-admin.service`
4. Upgrade Litmus Edge Manager to version 2.16.4. See [Software Update](docId\:hzLOrWMFP3cGa8OvH_njo) to learn more.