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: ZZZZZUESRW540
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 (((-0.567216 51.585249,-0.567205 51.585248,-0.567190 51.585244,-0.567163 51.585243,-0.567142 51.585245,-0.567124 51.585249,-0.567111 51.585256,-0.567100 51.585267,-0.567094 51.585276,-0.567089 51.585289,-0.567088 51.585302,-0.567091 51.585309,-0.567101 51.585321,-0.567111 51.585325,-0.567124 51.585327,-0.567152 51.585326,-0.567172 51.585322,-0.567200 51.585313,-0.567228 51.585299,-0.567236 51.585292,-0.567239 51.585286,-0.567239 51.585278,-0.567216 51.585249)))
point: POINT (-0.56716 51.585284)
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.