Description:

This issue normally occurs because of DNS issues.

Solution:

1. Reset your user interface to make sure your files and addons are not corrupted.
2. Reset your network devices to make sure your router hasn't become flooded with data.
   1. Shut down all computers connected to the modem/router.
   2. Power down and unplug the modem and the router if you're using one.
   3. Allow to sit for 60 seconds unplugged.
   4. Plug in and turn on the modem and router, and allow them to completely boot up until the front panel connection lights on the modem show a steady connection.
   5. Start the computer and allow it to completely boot up.
3. Release and renew your IP and flush your DNS to resolve any network conflicts.
   1. Open a cmd by typing "cmd" in the Windows search bar.
   2. Enter the following command : ipconfig/flushdns
   3. Press enter.
      
4. Update your drivers to resolve any compatibility issues.
5. If you're using a wireless connection, optimize your internet connection to rule out a connection issue.
6. Try closing background applications to resolve any software conflicts.