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: TPO1999_009_W_001
name: W1
tree-preservation-order: undefined
TPO1999_009
tree-preservation-zone-type: woodland
geometry: MULTIPOLYGON (((-1.624242 53.842093,-1.624491 53.842221,-1.624758 53.842308,-1.624949 53.842346,-1.625347 53.842354,-1.625417 53.842244,-1.625440 53.842186,-1.625429 53.842129,-1.625388 53.842086,-1.625035 53.842016,-1.625034 53.842031,-1.625047 53.842051,-1.625074 53.842067,-1.625136 53.842091,-1.625230 53.842113,-1.625265 53.842141,-1.625261 53.842162,-1.625250 53.842177,-1.625182 53.842200,-1.625015 53.842214,-1.624837 53.842166,-1.624679 53.842085,-1.624300 53.841827,-1.624004 53.841702,-1.623969 53.841703,-1.623950 53.841742,-1.623948 53.841765,-1.623955 53.841800,-1.623972 53.841823,-1.624051 53.841855,-1.624289 53.841903,-1.624225 53.842011,-1.624242 53.842093)))
point: POINT (-1.624722 53.842112)
notes
entry-date: 2026-02-12
start-date: 1999-04-28
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.