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: 2004/007.G2
name: Northumbrian Piper
tree-preservation-order: undefined
2004/007
tree-preservation-zone-type: group
geometry: MULTIPOLYGON (((-1.647875 55.020892,-1.647828 55.020709,-1.647819 55.020683,-1.647814 55.020674,-1.647786 55.020677,-1.647669 55.020682,-1.647652 55.020681,-1.647629 55.020686,-1.647619 55.020691,-1.647612 55.020697,-1.647607 55.020706,-1.647607 55.020717,-1.647694 55.020985,-1.647726 55.021110,-1.647730 55.021119,-1.647741 55.021129,-1.647764 55.021138,-1.647778 55.021140,-1.647793 55.021140,-1.647835 55.021131,-1.647861 55.021121,-1.647890 55.021103,-1.647899 55.021095,-1.647900 55.021092,-1.647906 55.021086,-1.647909 55.021071,-1.647906 55.021018,-1.647904 55.021015,-1.647904 55.021008,-1.647906 55.021003,-1.647912 55.020996,-1.647924 55.020989,-1.647939 55.020985,-1.647949 55.020984,-1.647954 55.020985,-1.648040 55.020976,-1.648053 55.020971,-1.648062 55.020965,-1.648069 55.020954,-1.648069 55.020944,-1.648066 55.020939,-1.648066 55.020932,-1.648064 55.020927,-1.648056 55.020919,-1.648042 55.020913,-1.648032 55.020911,-1.648017 55.020911,-1.647941 55.020912,-1.647932 55.020914,-1.647912 55.020913,-1.647897 55.020909,-1.647887 55.020904,-1.647878 55.020896,-1.647876 55.020891,-1.647875 55.020892)))
point: POINT (-1.647792 55.020903)
notes: These data are update live via a feed to NCC's Tree Managament System, EzyTreev
entry-date: 2022-07-01
start-date: 2004-11-04
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.