Permission denied (publickey,gssapi-keyex,gssapi-with-mic)

Question

After creating the instance, I can login using gcutil or ssh. I tried copy/paste from the ssh link listed at the bottom of the instance and get the same error message.

Answer 1

You haven't accepted an answer, so here's what worked for me in PuTTY:

Without allowing username changes, i got this question's subject as error on the gateway machine.