lookup类型字段，如何改为公式类型？
Created by: marchtian
contract_receipts.object.yml中，拟改
account:
type: formula
label: 付款方
reference_to: accounts
relatedList: true
searchable: true
formula: "contract.othercompany._id"
data_type: 'text'
这么改，现在是会报错
Created by: marchtian
contract_receipts.object.yml中，拟改
account:
type: formula
label: 付款方
reference_to: accounts
relatedList: true
searchable: true
formula: "contract.othercompany._id"
data_type: 'text'
这么改，现在是会报错