Red Dead Online Error Code 0x10001023
Last Updated: September 18, 2025
Question: What can I do about the following error when trying to join Red Dead Online on PC?
You have been disconnected from Red Dead Online because the connection to Rockstar Games Services was lost. [Error Code: 0x10001023]
Answer: Error code 0x10001023 occurs if your network address or configuration cannot communicate with Rockstar Games Services. Try the following troubleshooting steps to resolve it:
Check your open network ports
Red Dead Online requires the following ports to be open:
Port 6672 (UDP)
Port 61455 (UDP)
Port 61457 (UDP)
Port 61456 (UDP)
Port 61458 (UDP)
Change your Domain Name Servers (DNS)
Go to Settings
Click Network and Internet
Under Advanced network settings, click on Change adapter options
Right-click on your Wi-Fi or Ethernet connection, depending on which you are currently using, then select Properties
Select Internet Protocol Version 4 (TCP/IPv4) and make sure the box is checked
Click Properties
Select Use the following DNS server
Enter the following DNS addresses in their respective text box:
Preferred DNS server: 8.8.8.8
Alternate DNS server: 8.8.4.4
Select Validate settings upon exit
Click OK
Select Internet Protocol Version 6 (TCP/IPv6) and make sure the box is checked
Click Properties
Enter the following DNS addresses in their respective text box:
Preferred DNS server: 2001:4860:4860::8888
Alternate DNS server: 2001:4860:4860::8844
Select Validate settings upon exit
Click OK