AWS SSM DoesNotExistException for missing Maintenance Window

[jseiser]

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Terraform Version

➜ terraform -v
Terraform v0.11.7

• provider.aws v1.29.0

Affected Resource(s)

Terraform Configuration Files

# Scan MW Window
resource "aws_ssm_maintenance_window" "scan_window" {
  count    = "${var.is_patching}"
  name     = "${var.customer}-${var.project}-${var.environment}-patch-maintenance-scan-mw"
  schedule = "${var.scan_maintenance_window_schedule}"
  duration = "${var.maintenance_window_duration}"
  cutoff   = "${var.maintenance_window_cutoff}"
}

# Install MW Window
resource "aws_ssm_maintenance_window" "install_window" {
  count    = "${var.is_patching}"
  name     = "${var.customer}-${var.project}-${var.environment}-patch-maintenance-install-mw"
  schedule = "${var.install_maintenance_window_schedule}"
  duration = "${var.maintenance_window_duration}"
  cutoff   = "${var.maintenance_window_cutoff}"
}

Expected Behavior

Terraform should re-create the missing maint. window

Actual Behavior

* module.network.aws_ssm_maintenance_window.scan_window: 1 error(s) occurred:

* module.network.aws_ssm_maintenance_window.scan_window: aws_ssm_maintenance_window.scan_window: DoesNotExistException: Maintenance window mw-0967d3367d6166725 does not exist
	status code: 400, request id: 26b96960-0ec1-48d1-828a-c12d1fad40cf
* module.network.aws_ssm_maintenance_window.install_window: 1 error(s) occurred:

* module.network.aws_ssm_maintenance_window.install_window: aws_ssm_maintenance_window.install_window: DoesNotExistException: Maintenance window mw-0029976ce921415ef does not exist
	status code: 400, request id: c1dab474-986f-468b-8ef5-993aac875c05

Steps to Reproduce

1. terraform plan

Important Factoids

References

#4612 (comment)

• #0000

[bflad]

The fix for this has been merged into master and will release with version 1.30.0 of the AWS provider, likely middle of next week. 👍

[bflad]

This has been released in version 1.31.0 of the AWS provider. Please see the Terraform documentation on provider versioning or reach out if you need any assistance upgrading.

[ghost]

I'm going to lock this issue because it has been closed for 30 days ⏳. This helps our maintainers find and focus on the active issues.

If you feel this issue should be reopened, we encourage creating a new issue linking back to this one for added context. Thanks!