Not sure about the first error, but the second sounds like JavaMail is not set up correctly. Are the various mail.smtp.* properties in SystemGlobals.properties configured correctly so that mail can be sent using your mail server?
Joined: Jun 19, 2012
I try to config at Configurations.
Email Address to use as "sender"
SMTP Server requires authorization?
SMTP username ( only if using authorization )
SMTP password ( only if using authorization )