Tree preservation zone

There is a problem

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

reference: 7RTLH00ZX0297
name: 21 Stoke Hill Bristol BS9 1JN
tree-preservation-order: undefined
402
tree-preservation-zone-type: group
geometry: MULTIPOLYGON (((-2.631854 51.475638,-2.631857 51.475641,-2.631885 51.475652,-2.631893 51.475657,-2.631902 51.475659,-2.631912 51.475668,-2.631915 51.475669,-2.631919 51.475670,-2.631933 51.475666,-2.631932 51.475668,-2.631934 51.475671,-2.631946 51.475675,-2.631975 51.475676,-2.631976 51.475680,-2.631981 51.475686,-2.631991 51.475689,-2.631995 51.475692,-2.632002 51.475702,-2.632011 51.475708,-2.632034 51.475717,-2.632041 51.475718,-2.632051 51.475728,-2.632064 51.475729,-2.632076 51.475736,-2.632082 51.475736,-2.632237 51.475630,-2.632051 51.475555,-2.631852 51.475472,-2.631743 51.475424,-2.631600 51.475527,-2.631600 51.475532,-2.631608 51.475544,-2.631623 51.475552,-2.631642 51.475557,-2.631647 51.475560,-2.631656 51.475570,-2.631661 51.475572,-2.631670 51.475572,-2.631679 51.475578,-2.631689 51.475576,-2.631690 51.475578,-2.631698 51.475582,-2.631718 51.475584,-2.631733 51.475598,-2.631760 51.475610,-2.631786 51.475612,-2.631795 51.475617,-2.631808 51.475621,-2.631826 51.475622,-2.631837 51.475620,-2.631840 51.475621,-2.631845 51.475631,-2.631854 51.475638)))
point: POINT (-2.631911 51.47558)
notes: YEW - Taxus baccata,LIME - Tilia x europaea,HORSE CHESTNUT - Aesculus hippocastanum
entry-date: 2004-03-26
start-date: 2004-03-26
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.