Terraform apply: ec2 instance example (aws instance module)

https://github.com/terraform-aws-modules/terraform-aws-ec2-instance/tree/master/examples/basic

Region missing

terraform apply
╷
│ Error: Missing required argument
│
│ The argument "region" is required, but was not set.
╵

With errors

 terraform apply

Terraform used the selected providers to generate the following execution plan. Resource actions are indicated with the
following symbols:
  + create

Terraform will perform the following actions:

  # module.ec2_cluster.aws_instance.this[0] will be created
  + resource "aws_instance" "this" {
      + ami                                  = "ami-ebd02392"
      + arn                                  = (known after apply)
      + associate_public_ip_address          = (known after apply)
      + availability_zone                    = (known after apply)
      + cpu_core_count                       = (known after apply)
      + cpu_threads_per_core                 = (known after apply)
      + disable_api_termination              = false
      + ebs_optimized                        = false
      + get_password_data                    = false
      + host_id                              = (known after apply)
      + id                                   = (known after apply)
      + instance_initiated_shutdown_behavior = (known after apply)
      + instance_state                       = (known after apply)
      + instance_type                        = "t2.micro"
      + ipv6_address_count                   = (known after apply)
      + ipv6_addresses                       = (known after apply)
      + key_name                             = "user1"
      + monitoring                           = false
      + outpost_arn                          = (known after apply)
      + password_data                        = (known after apply)
      + placement_group                      = (known after apply)
      + primary_network_interface_id         = (known after apply)
      + private_dns                          = (known after apply)
      + private_ip                           = (known after apply)
      + public_dns                           = (known after apply)
      + public_ip                            = (known after apply)
      + secondary_private_ips                = (known after apply)
      + security_groups                      = (known after apply)
      + source_dest_check                    = true
      + subnet_id                            = "subnet-eddcdzz4"
      + tags                                 = {
          + "Environment" = "dev"
          + "Name"        = "my-instance"
          + "Terraform"   = "true"
        }
      + tags_all                             = {
          + "Environment" = "dev"
          + "Name"        = "my-instance"
          + "Terraform"   = "true"
        }
      + tenancy                              = "default"
      + user_data                            = (known after apply)
      + user_data_base64                     = (known after apply)
      + volume_tags                          = {
          + "Name" = "my-instance"
        }
      + vpc_security_group_ids               = [
          + "sg-12345678",
        ]

      + capacity_reservation_specification {
          + capacity_reservation_preference = (known after apply)

          + capacity_reservation_target {
              + capacity_reservation_id = (known after apply)
            }
        }

      + credit_specification {
          + cpu_credits = "standard"
        }

      + ebs_block_device {
          + delete_on_termination = (known after apply)
          + device_name           = (known after apply)
          + encrypted             = (known after apply)
          + iops                  = (known after apply)
          + kms_key_id            = (known after apply)
          + snapshot_id           = (known after apply)
          + tags                  = (known after apply)
          + throughput            = (known after apply)
          + volume_id             = (known after apply)
          + volume_size           = (known after apply)
          + volume_type           = (known after apply)
        }

      + enclave_options {
          + enabled = (known after apply)
        }

      + ephemeral_block_device {
          + device_name  = (known after apply)
          + no_device    = (known after apply)
          + virtual_name = (known after apply)
        }

      + metadata_options {
          + http_endpoint               = (known after apply)
          + http_put_response_hop_limit = (known after apply)
          + http_tokens                 = (known after apply)
        }

      + network_interface {
          + delete_on_termination = (known after apply)
          + device_index          = (known after apply)
          + network_interface_id  = (known after apply)
        }

      + root_block_device {
          + delete_on_termination = (known after apply)
          + device_name           = (known after apply)
          + encrypted             = (known after apply)
          + iops                  = (known after apply)
          + kms_key_id            = (known after apply)
          + tags                  = (known after apply)
          + throughput            = (known after apply)
          + volume_id             = (known after apply)
          + volume_size           = (known after apply)
          + volume_type           = (known after apply)
        }
    }

Plan: 1 to add, 0 to change, 0 to destroy.

Do you want to perform these actions?
  Terraform will perform the actions described above.
  Only 'yes' will be accepted to approve.

  Enter a value: yes

module.ec2_cluster.aws_instance.this[0]: Creating...
╷
│ Error: Error launching source instance: InvalidAMIID.NotFound: The image id '[ami-ebd02392]' does not exist
│       status code: 400, request id: 3875ad13-7a52-4026-8cca-6f6bbf1133d9
│
│   with module.ec2_cluster.aws_instance.this[0],
│   on .terraform/modules/ec2_cluster/main.tf line 5, in resource "aws_instance" "this":
│    5: resource "aws_instance" "this" {
│
╵

See also

• terraform [untaint | fmt | apply |show | state | init | plan | console | output | validate | destroy | debug | import | providers | get | graph | workspaces | resource | login | -var-file | state mv | state pull | state push | state replace-provider | state rm | force-unlock | env | tfe | --version | remote-exec | delete on termination | deprecated commands | terraform --help]