Subscription cannot update due to outstanding transaction

{
  "error": {
    "type": "request_error",
    "code": "subscription_outstanding_transaction",
    "detail": "cannot update subscription due to an outstanding transaction",
    "documentation_url": "https://developer.paddle.com/errors/subscriptions/subscription_outstanding_transaction"
  },
  "meta": {
    "request_id": "00000000-0000-0000-0000-000000000000"
  }
}

Details

Status code

409

Error code

subscription_outstanding_transaction

Error message

cannot update subscription due to an outstanding transaction

Common causes

• The requested change was not possible due to an outstanding transaction.

Troubleshooting

• Collect for payment on the outstanding transaction.
• Cancel the existing transaction, if no longer required.