Reload the webpage while bypassing the cache

• Hold down the Shift key and click the Reload button with a left click.
• Press Ctrl + F5 or Ctrl + Shift + R (Windows and Linux)
• Press Command + Shift + R (Mac)

Clear the cache and the cookies from sites that cause problems.

Clear the Cache: Tools > Options > Advanced > Network > Offline Storage (Cache): "Clear Now"

Remove Cookies from sites causing problems:

• Tools > Options > Privacy > Cookies: "Show Cookies"

Thanks so much for the solution to this seemingly unending problem!