lib/mv/membership/member_export.ex

@@ -433,6 +433,14 @@ defmodule Mv.Membership.MemberExport do
         expand_field_with_computed(f, member_fields, computed_fields)
       end)
 
+    # If fee type is visible but start_date was not in the list, it won't be in db_with_insert
+    db_with_insert =
+      if "membership_fee_type" in member_fields and "membership_fee_type" not in db_with_insert do
+        db_with_insert ++ ["membership_fee_type"]
+      else
+        db_with_insert
+      end
+
     remaining = Enum.reject(computed_fields, &(&1 in db_with_insert))
     db_with_insert ++ remaining
   end