Debugger entered--Lisp error: (error "Buffer *Group* has no process")
  process-send-string(nil "6 LOGIN \"USERNAME\" \"PASSWORD\"
\n")
  imap-send-command-1("6 LOGIN \"USERNAME\" \"PASSWORD\"")
  imap-send-command("LOGIN \"USERNAME\" \"PASSWORD\"" nil)
  imap-send-command-wait("LOGIN \"USERNAME\" \"PASSWORD\"")
  #[(user passwd) "BYTECODE" [user passwd status imap-error imap-send-command-wait "LOGIN \"" imap-quote-specials "\" \"" "\"" OK t nil] 7]("USERNAME" "PASSWORD")
  imap-interactive-login(#<buffer  *nnimap* > #[(user passwd) "BYTECODE" [user passwd status imap-error imap-send-command-wait "LOGIN \"" imap-quote-specials "\" \"" "\"" OK t nil] 7])
  imap-login-auth(#<buffer  *nnimap* >)
  imap-authenticate(nil nil " *nnimap* ")
  nnimap-open-connection("")
  nnimap-open-server("")
  apply(nnimap-open-server "")
  nnmairix-call-backend("open-server" "")
  nnmairix-request-group("results" "index" nil)
  gnus-activate-group("nnmairix+index:results" scan)
  gnus-get-unread-articles(nil)
  gnus-setup-news(nil nil nil)
  byte-code("BYTECODE" [dont-connect did-connect gnus-startup-file gnus-current-startup-file gnus-slave gnus-use-dribble-file gnus-group-quit gnus-run-hooks gnus-startup-hook gnus-make-newsrc-file gnus-dribble-read-file gnus-request-create-group "queue" (nndraft "") "drafts" (nndraft "") gnus-setup-news nil gnus-setup-news-hook gnus-start-draft-setup gnus-group-list-groups gnus-group-first-unread-group gnus-configure-windows group gnus-group-set-mode-line gnus-started-hook gnus-agent level] 4)
  gnus-1(nil nil nil)
  gnus(nil)
  call-interactively(gnus nil nil)