emial sending error

[Tesema Getachew]

Caused by: javax.mail.AuthenticationFailedException: 535-5.7.8 Username and Password not accepted. Learn more at

535 5.7.8  https://support.google.com/mail/?p=BadCredentials u24-20020a1709064ad800b006d70e40bd9esm2102334ejt.15 - gsmtp

    at com.sun.mail.smtp.SMTPTransport$Authenticator.authenticate(SMTPTransport.java:965) ~[javax.mail-1.6.2.jar:1.6.2]

    at com.sun.mail.smtp.SMTPTransport.authenticate(SMTPTransport.java:876) ~[javax.mail-1.6.2.jar:1.6.2]

    at com.sun.mail.smtp.SMTPTransport.protocolConnect(SMTPTransport.java:780) ~[javax.mail-1.6.2.jar:1.6.2]

    at javax.mail.Service.connect(Service.java:388) ~[javax.mail-1.6.2.jar:1.6.2]

    at javax.mail.Service.connect(Service.java:246) ~[javax.mail-1.6.2.jar:1.6.2]

    at javax.mail.Service.connect(Service.java:195) ~[javax.mail-1.6.2.jar:1.6.2]

    at javax.mail.Transport.send0(Transport.java:254) ~[javax.mail-1.6.2.jar:1.6.2]

    at javax.mail.Transport.send(Transport.java:124) ~[javax.mail-1.6.2.jar:1.6.2]

    at org.dspace.core.Email.send(Email.java:441) ~[dspace-api-7.2.jar:7.2]

    at org.dspace.content.FeedbackServiceImpl.sendEmail(FeedbackServiceImpl.java:47) ~[dspace-api-7.2.jar:7.2]

    at org.dspace.app.rest.repository.FeedbackRestRepository.createAndReturn(FeedbackRestRepository.java:83) ~[classes/:7.2]

    ... 143 more