Tree preservation zone

There is a problem

tree-preservation-order column must match the reference field in the tree preservation order dataset

reference: TPO343
name: Village and surrounding land
tree-preservation-order: undefined
Saxby all Saints 1954
tree-preservation-zone-type: group
geometry: MULTIPOLYGON (((-0.497541 53.637312,-0.497544 53.637334,-0.497558 53.637362,-0.497584 53.637388,-0.497600 53.637399,-0.497629 53.637413,-0.497650 53.637420,-0.497673 53.637426,-0.497722 53.637433,-0.497759 53.637433,-0.497784 53.637431,-0.497808 53.637427,-0.497830 53.637421,-0.497872 53.637405,-0.497898 53.637389,-0.497924 53.637363,-0.497936 53.637342,-0.497941 53.637321,-0.497940 53.637298,-0.497935 53.637284,-0.497927 53.637270,-0.497910 53.637250,-0.497878 53.637227,-0.497838 53.637210,-0.497804 53.637201,-0.497767 53.637196,-0.497743 53.637195,-0.497705 53.637197,-0.497670 53.637203,-0.497636 53.637213,-0.497606 53.637227,-0.497581 53.637243,-0.497562 53.637262,-0.497552 53.637276,-0.497546 53.637290,-0.497541 53.637312)))
point: POINT (-0.497741 53.637314)
notes
entry-date: 1963-06-03
start-date: 1954-06-30
end-date

Your data is missing a tree-preservation-order.

The Tree preservation zone guidance explains how to fix the issue:

The reference for the tree preservation order that covers this zone.