Mail addressed to "john@cs.cmu.edu" was ambiguous, but was delivered to John_G_Dorsey (john) The name "john" also matched the following users Full name (login name) Andrew_John (aj14) Bonnie_John (bej) To avoid this warning message in the future, address the mail as "John_G_Dorsey@cs.cmu.edu"
Mail addressed to "john@cs.cmu.edu" was ambiguous, but was delivered to John_G_Dorsey (john) The name "john" also matched the following users Full name (login name) Andrew_John (aj14) Bonnie_John (bej) To avoid this warning message in the future, address the mail as "John_G_Dorsey@cs.cmu.edu"