Description:

You have been disconnected. WOW51900328

Solutions:
Before doing any of the solutions listed below, make sure the server you are trying to connect to is online, you can find it here.

• Delete your "Interface" and "WTF" folder ( these will remove your add-ons and the saved settings of them as some of it might be corrupted)
• Disable or temporarily uninstall anti-virus software, which may mistakenly identify the login module as a threat.
• Restart your computer to resolve problems with programs and services running in the background.

Windows registered:

• Press Windows+R
• Type Firewall.cpl in the run window and press Enter.
• Click Restore Default on the left-hand menu.
• Click the Restore Default button
• Click Yes to confirm the change