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: ZZZZZUESRW451
name: South Bucks District Council Tree Preservation Order No.14; 2001; dated 14/11/2001. confirmed 11/3/2
tree-preservation-order: undefined
TPO/SBDC/2001/14
tree-preservation-zone-type
geometry: MULTIPOLYGON (((-0.567683 51.588417,-0.567694 51.588408,-0.567700 51.588392,-0.567697 51.588369,-0.567691 51.588345,-0.567677 51.588321,-0.567676 51.588292,-0.567684 51.588264,-0.567706 51.588231,-0.567719 51.588203,-0.567712 51.588184,-0.567680 51.588171,-0.567633 51.588169,-0.567581 51.588170,-0.567539 51.588177,-0.567444 51.588218,-0.567408 51.588231,-0.567397 51.588248,-0.567399 51.588273,-0.567412 51.588287,-0.567432 51.588305,-0.567507 51.588354,-0.567574 51.588411,-0.567602 51.588422,-0.567637 51.588427,-0.567660 51.588425,-0.567683 51.588417)))
point: POINT (-0.567577 51.588285)
notes
entry-date: 2017-07-04
start-date: 2017-07-04
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.