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: 1997/005.G7
name: Collingwood Clinic & St Oswalds Hospice
tree-preservation-order: undefined
1997/005
tree-preservation-zone-type: group
geometry: MULTIPOLYGON (((-1.628962 55.008616,-1.628983 55.008606,-1.628985 55.008598,-1.628844 55.008441,-1.628809 55.008448,-1.628781 55.008451,-1.628751 55.008452,-1.628720 55.008447,-1.628691 55.008434,-1.628667 55.008417,-1.628653 55.008399,-1.628646 55.008355,-1.628648 55.008336,-1.628655 55.008319,-1.628691 55.008285,-1.628695 55.008276,-1.628688 55.008269,-1.628681 55.008268,-1.628669 55.008270,-1.628635 55.008281,-1.628609 55.008304,-1.628591 55.008352,-1.628589 55.008363,-1.628590 55.008383,-1.628593 55.008398,-1.628599 55.008410,-1.628618 55.008434,-1.628638 55.008447,-1.628663 55.008457,-1.628700 55.008467,-1.628730 55.008473,-1.628748 55.008475,-1.628811 55.008473,-1.628834 55.008474,-1.628841 55.008477,-1.628938 55.008607,-1.628962 55.008616)))
point: POINT (-1.628746 55.008438)
notes: These data are update live via a feed to NCC's Tree Managament System, EzyTreev
entry-date: 2022-07-01
start-date: 1997-01-01
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.