当我尝试启动以下PAYG VM时，出现以下错误：https://azuremarketplace.microsoft.com/en-us/marketplace/apps/fortinet.fortinet-fortigate?tab=overview
我正在使用Azure免费帐户，该帐户为我提供200美元的免费积分，可在Azure上使用30天。

{
  "code": "MarketplacePurchaseEligibilityFailed",
  "details": [
    {
      "code": "BadRequest",
      "message": "Offer with PublisherId: 'fortinet', OfferId: 'fortinet_fortigate-vm_v5' cannot be purchased due to validation errors. For more information see details. Correlation Id: '0878401f-adb4-49c6-85f1-e3501ebadc08' The offer with PublisherId: 'fortinet', OfferId: 'fortinet_fortigate-vm_v5' and PlanId: 'fortinet_fg-vm_payg_2023' cannot be used on selected subscription to purchase paid marketplace offers. Please choose another subscription or update this one to allow purchases. Learn more https://aka.ms/UpgradeFreeSub, https://aka.ms/Switch-Azure-Offer and https://aka.ms/Change-Credit-Card about updating subscriptions in Azure, Correlation Id: '0878401f-adb4-49c6-85f1-e3501ebadc08'.[{\"The offer with PublisherId: 'fortinet', OfferId: 'fortinet_fortigate-vm_v5' and PlanId: 'fortinet_fg-vm_payg_2023' cannot be used on selected subscription to purchase paid marketplace offers. Please choose another subscription or update this one to allow purchases. Learn more https://aka.ms/UpgradeFreeSub, https://aka.ms/Switch-Azure-Offer and https://aka.ms/Change-Credit-Card about updating subscriptions in Azure, Correlation Id: '0878401f-adb4-49c6-85f1-e3501ebadc08'.\":\"StoreApi\"}]"
    }
  ],
  "message": "Marketplace purchase eligibilty check returned errors. See inner errors for details. "
}

已尝试在不同时间启动此VM，但错误代码相同。但是，我在启动其他示例（如Ubuntu VM）时没有遇到任何问题。