Are you an avid player on Roblox, but you are now experiencing the Roblox Error Code 279?

Also known as ‘ID 17’ this error code has something to do with your internet connection. Roblox is available on almost all platforms, from Xbox through to Android and iOS, it is a popular online platform for users to create games.

Why is Roblox experiencing the error code 279?

You may have set up your browser incorrectly, from possibly an antivirus issue to an incorrect IP address.

We have generated this easy-to-read guide to help you understand why you are experiencing this Error 279 issue and to delve into what you can do to get this issue amended, so you can get back to creating or playing your chosen games.

What is Roblox error code 279

Error Codes

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Are you seeing; ‘Failed to connect to the Game. (ID=17: Connection attempt failed.) (Error Code 279).’

The main reason why you are experiencing Error Code 279 when you are trying to access your Roblox is due to there being an interference with the connection to Roblox because your device is blocking access to its server.

This could be because you have a firewall that is blocking the connection to the server, an antivirus issue, or invalid browser extensions.

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Another possible reason why you are experiencing this issue is if you are attempting to get onto the same server you were previously on, but Roblox has not disconnected you from the time you had accessed their server before.

What causes Roblox error code 279

So what causes this error code when you’re trying to access the Roblox platform?

Cause 1. Internet connection

If you are experiencing a slow, intermittent internet connection while trying to access the Roblox server, the connection will time out.

This results in the error code transpiring as there is not enough bandwidth to process the connection to its server.

Roblox requires at least 4Mbps – 8Mbps internet speed to be able to function properly without any lagging or disconnections.

You can check your internet speed here.

Cause 2. Windows Firewall

If you are accessing Roblox through Windows, you may have a firewall that is interfering with the connection between your device and the game’s server.

You can turn your firewall off and try to get onto Roblox again to see if this will make a difference.

How do you turn your firewall off?

Step 1. Click on the ‘Windows start’ button at the bottom

Step 2. Go into ‘Settings’

Step 3. Select ‘Update and Security’ and click on ‘Windows Security’

Step 4. Now press ‘Firewall and Network Protection’

Step 5. Select the ‘Active’ network and turn the ‘Microsoft Defender Firewall’ off

If you have switched your Firewall off and the error code 279 still persists, it is advised to switch your firewall back on, as you will know that is not the issue, and you can still protect your computer’s software.

Cause 3. Extensions

You may be using ‘browser extensions’ and/or ‘ad-blockers’ that are interfering with your device being able to access the Roblox server if you are on a PC device.

Disabling these functions may help Roblox connection successfully, and be able to operate properly.

Cause 4. Game size

You may be trying to play a large-sized game on Roblox and your internet connection is not the best, this will result in the error code 279 issue as you will not have enough bandwidth to support the game.

The loading of the game will time out before the connection reaches the server.

Cause 5. Vacant Game

You may be trying to play a game whereby the creator has left a necessary component out of the making of their game.

If this is the case, the game will not be able to work, and there is nothing for you to do, other than reporting the issue.

How do you fix error code 279 on Roblox


Fix error code 279

How do you stop ID 17 on Roblox?

Fix 1. Power reset network connection

If you first reset your internet connection, you may avoid having to troubleshoot your device any further as an unstable internet connection is one of the main reasons why you are witnessing the ID 17 code on your screen

Step 1. Switch your router off and unplug it

Step 2. Wait a few minutes and plug it back into its socket

Step 3. Switch your router back on and connect to Roblox

If you are trying to play a large game, it may be beneficial to disconnect any other devices that are connected to the same network to free up extra bandwidth.

Fix 2. Reinstall app

Removing the app off of your device and reinstalling it will get rid of any bugs that is in the Roblox software.

Step 1. Delete or uninstall the app off of your device

Step 2. Access your app store and download Roblox back onto your device

Step 3. Log back into your account

Reinstalling the Roblox app will refresh the connection and hopefully eradicate any corrupted data.

Fix 3. Turn off Ad-Blocker

If you have an active ad-blocker on your device, this may be interfering with Roblox operating successfully as the blocker can prohibit access to certain servers.

If you are using Google Chrome;

Step 1. Go onto the Google homepage

Step 2. Select the ‘Menu’ button at the top right

Step 3. Press on ‘More Tools’ and click on ‘Extensions’

Step 4. Switch off the ‘Ad-Blocker’ 

Exit Roblox completely and try going back in once you have turned the ad-blocker off.

Fix 4. Use correct ports

Using the correct ports will aid in Roblox functioning properly. If the required ports are not open on your network, this will prohibit Roblox from working.

Check that you have the correct ports;

Port on PC

  • UDP: 49152–65535

Port on Xbox 

  • TCP: 3074
  • UDP: 88, 500, 3074, 3544, 4500

How to open ports

Step 1. Access your router as ‘Admin’

Step 2. Go to the ‘Port Forwarding’ section

Step 3. Insert the ‘IP Address’ associated with the device you are using

Step 4. Put in the Port number

Step 5. Refresh your router

You can now access Roblox again.


Roblox is an exciting platform for users to play games created by other users and to make their own. The platform currently has over 20 million games to choose from.

Experiencing the error code 279 on your account can be very frustrating, so we hope this guide has assisted you in being able to fix this issue, and that you were able to get back to playing or creating without having to waste any more time.