Exception calling Bounce: null java.lang.NullPointerException
at javax.mail.internet.InternetAddress.toString(InternetAddress.java:496)
at javax.mail.internet.MimeMessage.setAddressHeader(MimeMessage.java:766)
at javax.mail.internet.MimeMessage.setRecipients(MimeMessage.java:636)
at org.apache.james.server.core.MimeMessageCopyOnWriteProxy.setRecipients(MimeMessageCopyOnWriteProxy.java:390)
at org.apache.james.transport.mailets.redirect.MailModifier.setTo(MailModifier.java:123)
at org.apache.james.transport.mailets.redirect.ProcessRedirectNotify.process(ProcessRedirectNotify.java:75)
at org.apache.james.transport.mailets.Bounce.service(Bounce.java:246)