Conservation area

There is a problem

reference: 6847
name: East Barsham
designation-date: 1981-02-27
document-url
documentation-url: https://www.north-norfolk.gov.uk/tasks/conservation/view-conservation-area-appraisals/
geometry: MULTIPOLYGON (((0.848636 52.869416,0.848182 52.869409,0.848030 52.869429,0.847988 52.869446,0.847959 52.869475,0.847890 52.869688,0.847814 52.869885,0.847185 52.869908,0.847170 52.869564,0.846943 52.869552,0.844808 52.869666,0.844735 52.869464,0.844712 52.869439,0.844578 52.869400,0.844535 52.869375,0.844337 52.869140,0.844310 52.869095,0.844397 52.869083,0.844469 52.868978,0.844556 52.868921,0.844576 52.868876,0.844574 52.868803,0.844536 52.868652,0.844522 52.868547,0.844614 52.867946,0.844659 52.867778,0.844519 52.867299,0.844412 52.866835,0.845253 52.866440,0.845356 52.866214,0.845743 52.865607,0.845759 52.865344,0.845817 52.864948,0.845830 52.864919,0.845858 52.864899,0.845910 52.864889,0.846256 52.864872,0.846331 52.865832,0.846347 52.866098,0.846356 52.866471,0.846941 52.866557,0.846930 52.866941,0.847090 52.866968,0.848405 52.868149,0.848540 52.868254,0.848529 52.868479,0.848636 52.869416)))
point: POINT (0.846301 52.867999)
notes: No Appraisal document.
organisation
entry-date: entry-date must be a real date
2025-04-01
start-date: 1981-02-27
end-date

Your dataset is missing the entry-date column.

The Conservation area guidance explains how to fix the issue:

The date the record was last updated.

If the entity has never been updated, enter the same date as start-date.

Write in YYYY-MM-DD format.

Example:

2022-12-20

With dates, some data is better than no data, so: