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: ZZZZZUESRW632
name: South Bucks District Council Tree Preservation Order No. 43; 2001 dated 25/9/2001. Confirmed 21/11/2
tree-preservation-order: undefined
TPO/SBDC/2001/43
tree-preservation-zone-type
geometry: MULTIPOLYGON (((-0.680047 51.520891,-0.680073 51.520883,-0.680093 51.520871,-0.680103 51.520861,-0.680109 51.520852,-0.680112 51.520841,-0.680112 51.520830,-0.680108 51.520817,-0.680099 51.520805,-0.680091 51.520798,-0.680081 51.520791,-0.680070 51.520786,-0.680044 51.520779,-0.680030 51.520777,-0.679822 51.520770,-0.679792 51.520773,-0.679782 51.520775,-0.679763 51.520782,-0.679744 51.520793,-0.679731 51.520809,-0.679725 51.520823,-0.679726 51.520839,-0.679732 51.520851,-0.679740 51.520861,-0.679754 51.520872,-0.679762 51.520876,-0.679789 51.520885,-0.679804 51.520887,-0.680015 51.520893,-0.680047 51.520891)))
point: POINT (-0.679919 51.520832)
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.