tree-preservation-zone

There is a problem

1000 entries with tree-preservation-order field must match the reference field in the tree preservation order dataset

reference: TPO1983_009_A_001
name: A1
tree-preservation-order: undefined
TPO1983_009
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.410275 53.840549,-1.410638 53.840597,-1.410832 53.840674,-1.411049 53.840773,-1.411437 53.840900,-1.411592 53.840993,-1.411817 53.841059,-1.412141 53.841063,-1.412814 53.840966,-1.413053 53.840866,-1.413144 53.840769,-1.413158 53.840701,-1.413138 53.840617,-1.413116 53.840582,-1.412837 53.840640,-1.412561 53.840708,-1.412228 53.840761,-1.412024 53.840768,-1.411928 53.840755,-1.411717 53.840616,-1.411242 53.840506,-1.410748 53.840309,-1.410445 53.840262,-1.410201 53.840209,-1.409957 53.840122,-1.409690 53.840051,-1.408903 53.840065,-1.408503 53.840099,-1.408438 53.840210,-1.408499 53.840382,-1.408797 53.840414,-1.409350 53.840412,-1.409869 53.840477,-1.410113 53.840530,-1.410275 53.840549)))
point: POINT (-1.410743 53.840531)
notes
entry-date: 2026-02-12
start-date: 1983-03-21
end-date

Your dataset is missing the tree-preservation-order column.

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

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