Azure Windows 2019 build throws a false negative error

[hc-github-team-packer]

This issue was originally opened by @ppetrovgh in hashicorp/packer#12206 and has been migrated to this repository. The original issue description is below.

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Overview of the Issue

When building a Windows server 2019 Datacenter Packer image at the end of the build it shows a false negative:

==> azure-arm: Failed to find temporary OS disk on VM. Please delete manually.
==> azure-arm:
==> azure-arm: VM Name: testvm
==> azure-arm: Error: %!s(

When searching for the temporary disk in Azure, it does not exist, it has been deleted, and the above error is invalid.

Reproduction Steps

{
  "variables": {
    "managed_image_resource_group_name": "{{env `MANAGED_IMAGE_RESOURCE_GROUP_NAME`}}",
    "managed_image_name": "{{env `MANAGED_IMAGE_NAME`}}",
    "temp_compute_name": "{{env `TEMP_COMPUTE_NAME`}}",
    "virtual_network_name": "{{env `VIRTUAL_NETWORK_NAME`}}",
    "virtual_network_subnet_name": "{{env `VIRTUAL_NETWORK_SUBNET_NAME`}}",
    "virtual_network_resource_group_name": "{{env `VIRTUAL_NETWORK_RESOURCE_GROUP_NAME`}}",
    "build_resource_group_name": "{{env `BUILD_RESOURCE_GROUP_NAME`}}"
  },
  "builders": [{
    "type": "azure-arm",

    "use_azure_cli_auth": true,
  
    "managed_image_resource_group_name": "{{user `managed_image_resource_group_name`}}",
    "managed_image_name": "{{user `managed_image_name`}}",
    "temp_compute_name": "{{user `temp_compute_name`}}",
    "virtual_network_name": "{{user `virtual_network_name`}}",
    "virtual_network_subnet_name": "{{user `virtual_network_subnet_name`}}",
    "virtual_network_resource_group_name": "{{user `virtual_network_resource_group_name`}}",
  
    "os_type": "Windows",
    "image_publisher": "MicrosoftWindowsServer",
    "image_offer": "WindowsServer",
    "image_sku": "2019-Datacenter",
  
    "communicator": "winrm",
    "winrm_use_ssl": true,
    "winrm_insecure": true,
    "winrm_timeout": "5m",
    "winrm_username": "packer",
  
    "azure_tags": {
      "dept": "Engineering",
      "task": "Image deployment"
    },
  
    "build_resource_group_name": "{{user `build_resource_group_name`}}",
    "vm_size": "Standard_DS2_v2"
  }],
  "provisioners": [{
    "type": "powershell",
    "script": "set-vm.ps1"
  }]
}

Packer version

Packer v1.8.4

Simplified Packer Template

Above template adjusted from the following example: https://learn.microsoft.com/en-us/azure/virtual-machines/windows/build-image-with-packer#define-packer-template

Operating system and Environment details

Ubuntu 20.04.5 LTS

[JenGoldstrich]

This has been addressed in #296 which will be released soon