[Bug]: Message: "$.network-function-groups: null found, array expected" even when there is a network function group defined

[sameesin]

Terraform Core Version

1.9.1

AWS Provider Version

5.57.0

Affected Resource(s)

data source - "aws_networkmanager_core_network_policy_document"

data "aws_networkmanager_core_network_policy_document" "policy1" {
  core_network_configuration {
    asn_ranges = ["65022-65534"]

    edge_locations {
      location = "ap-south-1"
    }
  }

  segments {
    name = "segment1"
    require_attachment_acceptance = false
  }

  network_function_groups {
    name = "ftdgroup"
    require_attachment_acceptance = false
  }
}

Expected Behavior

The core network should get created but the code fails with an error stating incorrect policy

Actual Behavior

{
│ RespMetadata: {
│ StatusCode: 400,
│ RequestID: "<>"
│ },
│ Errors: [{
│ ErrorCode: "TYPE_MISMATCH",
│ Message: "$.network-function-groups: null found, array expected",
│ Path: "$.network-function-groups"
│ }],
│ Message_: "Incorrect policy."
│ }

Relevant Error/Panic Output Snippet

{
│   RespMetadata: {
│     StatusCode: 400,
│     RequestID: "<>"
│   },
│   Errors: [{
│       ErrorCode: "TYPE_MISMATCH",
│       Message: "$.network-function-groups: null found, array expected",
│       Path: "$.network-function-groups"
│     }],
│   Message_: "Incorrect policy."
│ }

Terraform Configuration Files

resource "aws_networkmanager_global_network" "cloudwan-automation-test" {
  description = "cloudwan-automation-test"
}

data "aws_networkmanager_core_network_policy_document" "policy1" {
  core_network_configuration {
    asn_ranges = ["65022-65534"]

    edge_locations {
      location = "ap-south-1"
    }
  }

  segments {
    name = "segment1"
    require_attachment_acceptance = false
  }

  network_function_groups {
    name = "ftdgroup"
    require_attachment_acceptance = false
  }
}

resource "aws_networkmanager_core_network" "core_network" {
  global_network_id = aws_networkmanager_global_network.cloudwan-automation-test.id
  create_base_policy = true
}

resource "aws_networkmanager_core_network_policy_attachment" "policy_attachment" {
  core_network_id = aws_networkmanager_core_network.core_network.id
  policy_document = data.aws_networkmanager_core_network_policy_document.policy1.json
}

Steps to Reproduce

terraform init
terraform plan --out t
terraform apply t

Debug Output

No response

Panic Output

No response

Important Factoids

No response

References

No response

Would you like to implement a fix?

No

[github-actions]

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