There are questions which have accepted answers but the answers are either irrelevant to the present day context (though the question is still relevant) or link to web pages that no longer exist.
Here is an example of a question answered with a dead link:
Here is an example of a question answered with a solution that is no more applicable today (the answer targets an obsolete version of the subject application while the question does not specify the version):
I am interested in getting up-to-date answer to both the questions. Can they be reopened?