How to fix Rainbow Six Siege Error Code 3-0x0001b

Longtime Rainbow Six Siege players have likely come across a few errors in their day, and error code 3-0x0001000b might be one of them. Here's how to fix Rainbow Six Siege Error Code 3-0x0001b.

How to fix Error Code 3-0x0001b in Rainbow Six Siege

This error code indicates players have been disconnected from the Rainbow Six Siege servers. Ubisoft encourages players to check to see if there is any maintenance going on that is causing this. A simple way to do this would be to check the game's official Twitter and other social media pages.

Related: Are Rainbow Six Siege servers down? How to Check Status

If the servers are up, then the player's own internet connection should be checked. Restarting the router, double-checking the WiFi connection or Ethernet cord, and even restarting the console or PC are all steps that can be done to troubleshoot. If everything is working, then there should be no issues in getting into Siege and hopping into a match if the servers are also up.

How to fix Error Code 3-0x0001b on Xbox and PlayStation

Xbox Rainbow Six Siege fix

The Rainbow Six Siege error code can potentially be fixed on Xbox family of consoles by enabling port forwarding. Here's what Ubisoft suggests.

• TCP: 80, 443.
• UDP: 3074​, 6150, 10000-10099

PlayStation Rainbow Six Siege fix

PlayStation players can do something similar, but the ports are different for Sony's platform. Here's what Ubisoft says to use for PlayStation owners.

• TCP: 80, 443, 3478, 3479, 3480.
• UDP: 3478, 3479, 3658, 6115, 10000-10099​.

Port forwarding is an easy enough process to learn, but it should only be done once all the other options have been exhausted. Most commonly, the 3-0x0001b error is an issue of Ubisoft's end.

For more Rainbow Six guides, take a look at How to play Solo in Rainbow Six Extraction on Pro Game Guides.