Tree preservation zone

There is a problem

564 entries with tree-preservation-order field must match the reference field in the tree preservation order dataset

reference: 94/00850/C
name: Rosemary Hill Farm, Rosemary Lane, Siddal
tree-preservation-order: undefined
94/00850/C
tree-preservation-zone-type: group
geometry: MULTIPOLYGON (((-1.844758 53.702181,-1.844775 53.702192,-1.844794 53.702191,-1.844811 53.702166,-1.844835 53.702080,-1.844846 53.702053,-1.844876 53.702036,-1.844927 53.702026,-1.844981 53.702030,-1.845021 53.702041,-1.845043 53.702063,-1.845043 53.702097,-1.845017 53.702156,-1.844903 53.702350,-1.844889 53.702379,-1.844889 53.702400,-1.844895 53.702415,-1.844900 53.702421,-1.844914 53.702431,-1.844943 53.702441,-1.844990 53.702359,-1.845090 53.702178,-1.845157 53.702062,-1.845135 53.702060,-1.845150 53.702025,-1.845187 53.701927,-1.845186 53.701920,-1.845178 53.701916,-1.845168 53.701915,-1.845154 53.701911,-1.845119 53.701907,-1.844816 53.701909,-1.844758 53.702181)))
point: POINT (-1.844981 53.702084)
notes: Birch, cherry, hawthorn, hazel, oak, rowan, sycamore, willow
entry-date: 1994-07-29
start-date: 1994-07-29
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.