Tree preservation zone

There is a problem

tree-preservation-order column must match the reference field in the tree preservation order dataset

reference: TPO398.W1
name: Within the grounds of the school.
tree-preservation-order: undefined
TPO398
tree-preservation-zone-type: woodland
geometry: MULTIPOLYGON (((-2.901615 53.384098,-2.901534 53.384078,-2.901473 53.384067,-2.901401 53.384057,-2.901316 53.384049,-2.901245 53.384048,-2.901194 53.384051,-2.901153 53.384058,-2.901126 53.384065,-2.901073 53.384087,-2.901051 53.384094,-2.901026 53.384101,-2.900989 53.384108,-2.900955 53.384111,-2.900924 53.384111,-2.900888 53.384108,-2.900868 53.384099,-2.900851 53.384087,-2.900830 53.384078,-2.900806 53.384075,-2.900772 53.384077,-2.900734 53.384090,-2.900707 53.384103,-2.900736 53.384144,-2.900869 53.384145,-2.901365 53.384161,-2.901500 53.384164,-2.901663 53.384269,-2.901653 53.384402,-2.901653 53.384418,-2.901898 53.384420,-2.901918 53.384414,-2.901929 53.384407,-2.901944 53.384394,-2.901957 53.384389,-2.901975 53.384386,-2.901962 53.384356,-2.901939 53.384323,-2.901845 53.384223,-2.901806 53.384188,-2.901760 53.384156,-2.901713 53.384133,-2.901663 53.384114,-2.901615 53.384098)))
point: POINT (-2.901497 53.384201)
notes: Predominantly mixed deciduous species with occasio
entry-date: 2011-04-12
start-date: 2011-08-12
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.