diff --git a/modules/rcon.js b/modules/rcon.js
index 25d383f..dfede38 100644
--- a/modules/rcon.js
+++ b/modules/rcon.js
@@ -65,7 +65,7 @@ class RconManager {
 
     async disconnect_rcon(server_id) {
         console.log('starting disconnect', server_id)
-        if (!this.rcons[server_id].connected) {
+        if ( !(server_id in this.rcons) || (!this.rcons[server_id].connected)) {
             return Promise.resolve();
         }
     
diff --git a/readme.md b/readme.md
index 3f022ac..810540a 100644
--- a/readme.md
+++ b/readme.md
@@ -21,7 +21,7 @@ A simple web panel to control CS2 servers via RCON
 - Add teams and players
 - Add password option while setting up the server
 - Improve UX/UI
-- Improve/clean code
+- Improve/clean code (This is my first time working with node :P)
 - Create executable 
 
 ## Limitations