7 Ways To Fix WOW51900319 Error Code | Best Methods

World of Warfare is a massively multiplayer online role-playing game (MMORPG), which was first launched in 2004. At some point, almost everyone of us would have faced the issue of Error WOW51900319. Therefore, you must read this guide to solve it. Blizzard Entertainment develops and publishes the game. The game offers different environments for its users, like PVE (Player versus Environment), PVP (Player versus Player), RP, and RP-PVP, so that they can choose to play in the type, where they find more fun, challenge and, excitement. It has seven major expansion packs:

• The Burning Crusade
• Wrath of the Lich King
• Cataclysm
• Mists of Pandaria
• Warlords of Draenor
• Legion
• Battle of Azeroth

It has been facing the WOW51900319 error more frequently than ever, since the launch of the ‘Legion’. This Error Code means merely that the user has been disconnected from the servers of World of Warcraft. Reasons for users facing these issues can be increased network latency requirements from Blizzard, users doing Alt + Tab in between the game to do some other work or increased graphics per frame.

Whatever the motive may be, hither is a list of solutions that can be used to get rid of this issue and continue having fun playing in the World of Azeroth.

How to Fix WOW51900319 Error Code

Method 1: Fixing FPS to 30

FPS (Frames per second) is the pace at which the successive images, known as frames, display on the user’s screen.

A lot of users facing the WOW51900319 Error Code have tried resetting the FPS, and it has worked for them. For setting the FPS to 30, follow the instructions given below:

  1. First of all, press Esc or click on Menu, to open the Game Menu.
  • Click on System tab.
  • Click on Advanced.
Advanced Settings
Advanced Settings
  • You will find an option to ‘set Max background FPS’. Select Enable for it, to enable the slider.
  • Adjust the slider to 30 FPS.
Set Max Background FPS
Set Max Background FPS
  • Click on Okay.

This issue is generally caused due to increased graphics over each frame, as the internet connection is not capable to follow up with the servers and hence it leads to network getting disconnected.

Method 2: Using an Ethernet Cable

Due to the tightening of network latency requirements of Blizzard, users can face this issue. While using a connection via a Modem, fluctuations caused in the network can lead to this issue. Using the Ethernet Cable will minimize the possibility of occurrence of this error due to increased stability and better speed, than what would one get via a wireless connection.

Ethernet Cable
Ethernet Cable

Method 3: Flush DNS

Domain Name Server (DNS) is a record of all the IP addresses of the websites that the user visits. Also, a DNS Cache is maintained to store the IP addresses of websites that are frequented by the user. DNS Poisoning leads to the entry of wildcat domain names or IP addresses into the DNS. This corrupts the DNS and can be a cause of WOW51900319 Error. The user can then flush/clear the DNS.

To flush DNS, follow the below mentioned steps:

  1. Press Windows key + X.
  2. Command Prompt Window will appear, in which you have to select ‘Run as administrator’ option.
  3. Type the command – “ipconfig/release” and press Enter.
  4. After execution of the first command, type in the next command – “ipconfig/renew”, and again press Enter.
  5. You will see a message about re-establishment of the IP address.
  6. Next command to be typed is – “ipconfig/flushdns”, followed by pressing Enter.
  7. Then, exit from the page and establish a connection.

Clearing the DNS will remove all the entries, leading to the removal of corrupted files as well and will most probably solve the issue.

Method 4: Log out of Battle.net

Battle.net is a one-stop Blizzard shop for purchase of digital games, in-game items and much more. Sometimes, logging out and again logging in to it resets the user’s account, and fixes any technical issues that the user is facing. Thus, this method can also solve the WOW51900319 Error.

Log Out from Battle.net
Log Out from Battle.net

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Method 5: Reset User Interface

For resetting the user interface, these steps need to be followed:

  1. Close World of Warcraft and make sure that it’s not running in the background too.
  2. Uninstall add-on managers, to prevent add-ons from adding again.
  3. Open Blizzard Battle.net.
  4. Click on Options and select ‘Show in Explorer’ for Windows OS, and ‘Reveal in Finder’ for Mac OS.
  5. Open the folder named World of Warfare, and rename Cache to CacheOld, Interface to InterfaceOld, and WTF to WTFOld.
  6. Relaunch the World of Warcraft app.

Method 6: Reinstalling the game

This method should be followed only if all the other methods have been employed, and you are still not able to fix WOW51900319 Error. Therefore, you need to follow the below steps:

  1. Back-up the game data on your Battle.net account, so that you start from where you last left.
  2. After that, you need to uninstall the WoW app and also clear all the cache files.
  3. Restart the computer.
  4. Download and install the game repeatedly from the official website.
  5. After installation, launch the app.
  6. To retrieve your data, log in to your Battle.net account.

Data will be retrieved; to the extent it was saved. This method has the risk of loss of data, so the user needs to employ caution while using this method.

Method 7: Blizzard Suggests

  1. Updating the operating system for resolving compatibility issues.
  2. Closing all other applications in the background to free up resources.
  3. Checking BlizzardCS Twitter and Realm Status page.


Anyone of the methods above all can employ to fix WOW51900319 Error Code, whichever works for you. If you are however not capable to get through the issue, you can try contacting Blizzard, by logging in to your Battle.net record and raising a support ticket. They might be in a position to provide additional help.

Blizzard Entertainment has always provided its users with the most adventurous video games that it could, and World of Warcraft was again such an addition to its portfolio. With millions of users universal, it’s one of the several popular games across the World, with billions in revenue as well.


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