Create a new EDTF field on a node, put some content in it, and load the node.
Check the watchdog logs. You will see:
Warning: Undefined array key "field_new_date" in controlled_access_terms_jsonld_alter_normalized_array() (line 65 of /var/www/html/drupal/web/modules/contrib/controlled_access_terms/controlled_access_terms.module)
What steps does it take to reproduce the issue?
Warning: Undefined array key "field_new_date" in controlled_access_terms_jsonld_alter_normalized_array() (line 65 of /var/www/html/drupal/web/modules/contrib/controlled_access_terms/controlled_access_terms.module)code is here: https://github.com/Islandora/controlled_access_terms/blob/4fc717701ce64637de47c15adb861bb185f6d212/controlled_access_terms.module#L65
Any related open or closed issues to this bug report? not that I found.