diff --git a/.gitignore b/.gitignore
index 4a8bc6f..dbc8fd9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -14,3 +14,4 @@ velconnect.db
 velconnect*.db
 .idea/
 velconnect/data/
+*.db.bak
\ No newline at end of file
diff --git a/README.md b/README.md
index 44ff7b2..7a32a93 100644
--- a/README.md
+++ b/README.md
@@ -1,11 +1,38 @@
 ## VELConnect API Setup
 
+### Option 1: Pull from Docker Hub:
+
+```
+docker run -p 80:80 velaboratory/velconnect
+```
+and visit http://localhost in your browser.
+
+or 
+
+```sh
+docker run -p 8000:80 --name web velaboratory/velconnect
+```
+ to access from http://localhost:8000 in your browser and name the container "web".
+
+### Option 2: Build Docker Image:
+
+Make sure you're in the `velconnect/` folder.
+```
+docker build --tag velconnect .
+docker rm web
+docker run -p 80:80 --name web velconnect
+```
+
+or run `./rebuild.sh`
+
+### Option 3: Run Python locally (WSL or native Linux)
 1. `cd velconnect`
 2. Create pip env: `python3 -m venv env`
 3. Activate the env `. env/bin/activate`
 4. Install packages `pip install -r requirements.txt`
 5. Add `config_mysql.py`
     - Get from some old server
+    - Or copy and fill out the values from `config_mysql_template.py`
 6. Run `./run_server.sh`
     - Or set up systemctl service:
         ```ini
diff --git a/unity_package/Runtime/VELConnectManager.cs b/unity_package/Runtime/VELConnectManager.cs
index 3446c3d..368347a 100644
--- a/unity_package/Runtime/VELConnectManager.cs
+++ b/unity_package/Runtime/VELConnectManager.cs
@@ -272,7 +272,7 @@ namespace VELConnect
 								foreach (KeyValuePair<string, string> elem in state.device.data)
 								{
 									string oldValue = null;
-									lastState?.device.data.TryGetValue(elem.Key, out oldValue);
+									lastState?.device?.data?.TryGetValue(elem.Key, out oldValue);
 									if (elem.Value != oldValue)
 									{
 										try
diff --git a/unity_package/package.json b/unity_package/package.json
index a83c833..da6849a 100644
--- a/unity_package/package.json
+++ b/unity_package/package.json
@@ -1,7 +1,7 @@
 {
   "name": "edu.uga.engr.vel.vel-connect",
   "displayName": "VEL-Connect",
-  "version": "1.0.1",
+  "version": "1.0.2",
   "unity": "2019.1",
   "description": "Web-based configuration for VR applications",
   "keywords": [],
diff --git a/velconnect/config_mysql_template.py b/velconnect/config_mysql_template.py
new file mode 100644
index 0000000..f55f524
--- /dev/null
+++ b/velconnect/config_mysql_template.py
@@ -0,0 +1,4 @@
+MYSQL_DATABASE_DB = ''
+MYSQL_DATABASE_USER = ''
+MYSQL_DATABASE_HOST = ''
+MYSQL_DATABASE_PASSWORD = ''
\ No newline at end of file