How to fix this so the problem goes away?
“Duplicate without user-selected canonical” is the highlighted part of a larger message I received in an email from google.
“New reason preventing your pages from being indexed
Search Console has identified that some pages on your site are not being indexed due to the following new reason:
Duplicate without user-selected canonical
If this reason is not intentional, we recommend that you fix it in order to get affected pages indexed and appearing on Google.
Open indexing report
Message type: [WNC-20237597]”