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: ZZZZZUESRW954
name: South Bucks District Council (No.2) Tree Preservation Order 2000; dated 8/2/00; made under Sections
tree-preservation-order: undefined
TPO/SBDC/2000/02
tree-preservation-zone-type
geometry: MULTIPOLYGON (((-0.690263 51.522078,-0.691037 51.521994,-0.691003 51.521936,-0.690839 51.521827,-0.690754 51.521761,-0.690763 51.521754,-0.690850 51.521785,-0.690947 51.521805,-0.691021 51.521800,-0.691163 51.521710,-0.691204 51.521674,-0.691240 51.521607,-0.691246 51.521543,-0.691225 51.521455,-0.691195 51.521383,-0.691138 51.521295,-0.691046 51.521176,-0.691045 51.521156,-0.691054 51.521142,-0.691095 51.521111,-0.691052 51.521054,-0.691031 51.521043,-0.690984 51.521036,-0.690884 51.521055,-0.690833 51.521052,-0.690814 51.521043,-0.690769 51.520972,-0.690700 51.520900,-0.690672 51.520887,-0.690610 51.520876,-0.690574 51.520881,-0.690555 51.520895,-0.690533 51.520936,-0.690263 51.522078)))
point: POINT (-0.690742 51.521524)
notes
organisation
entry-date: 2017-07-04
start-date: 2017-07-04
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.