Donation Route Error: validation_error

Donations not working past selecting/entering amount. I get the following error message:

{ “error_type”: “validation_error”, “exceptionMessage”: “Form field validation error”, “formData”: { “requestData”: { “givewp-route”: “validate”, “givewp-route-signature”: “7298a8b40750e64a19007667b22964ed”, “givewp-route-signature-id”: “givewp-donation-form-validation”, “givewp-route-signature-expiration”: “1697638249”, “amount”: “500”, “currency”: “GHS”, “donationType”: “single”, “formId”: “4019”, “firstName”: “hgh”, “lastName”: “mk”, “email”: “[email protected]”, “gatewayId”: “manual” }, “formId”: 4019 } }