All Users Unable to access site due to "software error"

Hello,
Many of our club members had an issue logging in but now all but one reported member is having difficulties logging in due to some software error. Her due is current but she also stopped getting club announcement emails. Please help.

towncriers.toastmastersclubs.org

towncriers.toastmastersclubs.org/ is working correctly.
Are your members still having issues?