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: tpo502
name: Anlaby No. 13 - 2006
tree-preservation-order: undefined
703
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-0.439924 53.742478,-0.444627 53.742097,-0.445864 53.741634,-0.445891 53.741631,-0.445349 53.739764,-0.449039 53.739324,-0.448802 53.738830,-0.448552 53.738266,-0.448441 53.737958,-0.448321 53.737555,-0.448242 53.737338,-0.448162 53.736922,-0.448143 53.736776,-0.448021 53.736202,-0.447006 53.736288,-0.446170 53.736348,-0.443944 53.736470,-0.442825 53.736576,-0.443321 53.737619,-0.443380 53.737791,-0.442980 53.738082,-0.435933 53.738345,-0.436575 53.739078,-0.436662 53.739228,-0.436739 53.739400,-0.436827 53.739628,-0.436939 53.739814,-0.437219 53.740186,-0.437325 53.740315,-0.437441 53.740418,-0.437930 53.740316,-0.438370 53.740303,-0.438813 53.740356,-0.438854 53.740426,-0.439008 53.740582,-0.439059 53.740691,-0.439181 53.740833,-0.439440 53.741064,-0.439607 53.741332,-0.439870 53.741943,-0.439924 53.742478)))
point: POINT (-0.443036 53.739327)
notes
entry-date: 2006-06-02
start-date: 2006-06-02
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.