Change Order is not working through Patch API.

[Gargichatterjee]

Hi,

I am trying to do change order after completing the New order (Product Order). Following is the JSON I am using. In the response, it is showing 400 Bad Request. Can someone please throw some light, if I am doing something wrong here. We are using Yokohama Release version.

Below is the request and response for reference.

Request:

{

"orderCurrency": "USD",
"priority": 4,
"orderDate": "2025-09-25T23:52:08.000Z",
"channel": [
{
"id": "58ad5522c3702010df4773ce3640ddb2",
"name": "Agent assist"
}
],
"productOrderItem": [
{
"id": "4e0bf5dc2b983ed0dd5cf714f291bfdf",
"ponr": "true",
"quantity": 2,
"priority": 4,
"action": "change",
"itemPrice": [
{
"priceType": "recurring",
"recurringChargePeriod": "",
"price": {
"taxIncludedAmount": {
"unit": "USD",
"value": 0
}
}
},
{
"priceType": "nonRecurring",
"price": {
"taxIncludedAmount": {
"unit": "USD",
"value": 0
}
}
}
],
"product": {
"@type": "Product",
"productCharacteristic": [
{
"name": "Execute IP Plan",
"valueType": "choice",
"value": "Yes",
"previousValue": "No"
}
],
"productSpecification": {
"id": "54d6d6072b0876d0dd5cf714f291bfc9",
"name": "SD-WAN Service Package v5",
"version": "",
"internalVersion": "5",
"internalId": "54d6d6072b0876d0dd5cf714f291bfc9",
"@type": "ProductSpecificationRef"
}
},
"productOffering": {
"id": "0f3e4edb2b8cb6d0dd5cf714f291bf79",
"name": "SD-WAN Bronze Promotion v5",
"version": "",
"internalVersion": "5",
"internalId": "0f3e4edb2b8cb6d0dd5cf714f291bf79"
},
"productOrderItemRelationship": [
{
"id": "de0b39dc2b983ed0dd5cf714f291bfb5",
"relationshipType": "HasChild"
},
{
"id": "5e0b39dc2b983ed0dd5cf714f291bfb4",
"relationshipType": "HasChild"
},
{
"id": "860b39dc2b983ed0dd5cf714f291bfb3",
"relationshipType": "HasChild"
}
],
"state": "completed",
"version": "1",
"@type": "ProductOrderItem"
}
],
"relatedParty": [
{
"id": "86837a386f0331003b3c498f5d3ee4ca",
"name": "Boxeo",
"@type": "RelatedParty",
"@referredType": "Customer"
},
{
"id": "ddce70866f9331003b3c498f5d3ee417",
"name": "George Warren",
"@type": "RelatedParty",
"@referredType": "CustomerContact"
}
],
"state": "in_progress",
"version": "1",
"@type": "ProductOrder"
}

Response:

{
  "code": 1,
  "reason": "Invalid payload: Order creation failed",
  "message": "Invalid payload: Order creation failed",
  "details": [
    {
      "message": "PONR is reached for the order. Cannot accept anymore changes.",
      "datapath": ""
    }
  ]
}
Thanks,
Gargi Chatterjee

[Gargichatterjee]

MACD --> Move, Add, Change, Disconnect

[Kailash Bhange]

@Gargichatterjee 
Please take a look at below now university course where you will find all use-case demo's. This has helped us as well in the past.

https://learning.servicenow.com/lxp/en/customer-service-management/sales-and-order-management-enable...