Here are some tips for logging into the members only pages if the password is not working for you:
Clear the cache from your browser
For Windows: Ctrl + F5
For Mac: Command + R
Try “incognito mode” or “private” mode in your browser.
Incognito mode loads pages without any cached content so it will ensure caching isn’t an issue.
Try using another browser.
Some responses have suggested Safari works better and others Chrome.