Tree preservation zone

There is a problem

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

reference: 7/GOD W2Q7
name: High Chart Limpsfield
tree-preservation-order: undefined
7/GOD
tree-preservation-zone-type: woodland
geometry: MULTIPOLYGON (((0.048981 51.257845,0.049444 51.257656,0.049928 51.257603,0.050660 51.257584,0.051248 51.256209,0.050718 51.255959,0.049625 51.255563,0.048814 51.255399,0.048967 51.255366,0.049522 51.255112,0.049974 51.255453,0.050181 51.255583,0.051016 51.255761,0.051256 51.255853,0.051922 51.256212,0.052509 51.256380,0.053955 51.257022,0.053726 51.257181,0.053494 51.257542,0.053281 51.257820,0.053162 51.258129,0.053078 51.258535,0.052933 51.258745,0.052928 51.258901,0.052987 51.259145,0.052981 51.259293,0.052906 51.259450,0.052726 51.259409,0.052315 51.259201,0.052190 51.259047,0.051568 51.258614,0.051298 51.258396,0.051166 51.258324,0.050983 51.258201,0.050338 51.258059,0.049736 51.257953,0.048981 51.257845)))
point: POINT (0.051825 51.257431)
notes
organisation
entry-date: 1951-03-20
start-date: 1951-03-20
end-date

Your dataset is missing the tree-preservation-order column.

The Tree preservation zone guidance explains how to fix the issue:

The reference for the tree preservation order that covers this zone.