🏗️ Terraform Errors

54 error notes

Fix Terraform "Duplicate provider configuration" Error When Two Provider Blocks Lack an Alias

Error: Duplicate provider "aws" configuration

A module may have only one "default" (non-aliased) provider configuration per provider type.

terraformprovideraliasconfiguration

terraformbeginner

Fixing the 'google: could not find default credentials' Terraform Error

google: could not find default credentials

terraformgcpgoogle-cloudauthentication

terraformintermediate

Recovering from a Corrupt Terraform State File: 'Failed to decode state file'

Error: Failed to decode state file

The state file could not be decoded: invalid character 'x' looking for beginning of value

terraformdevopstroubleshootingjson

terraformintermediate

Fixing Terraform DependencyViolation: Stop Stuck Resource Deletions

Error: Error deleting Security Group: DependencyViolation: The security group 'sg-0a1b2c3d4e5f6g7h8' has dependencies and cannot be deleted.

terraformawsdevopstroubleshooting

terraformbeginner

Fixing Terraform 'Invalid combination of arguments': Resolving Mutually Exclusive Attributes

Error: Invalid combination of arguments

An argument named "X" cannot be specified when "Y" is specified.

terraformhcldevopsaws

terraformintermediate

Fix Terraform 'Attempt to get attribute from null value' When Accessing Resource or Module Output

Error: Attempt to get attribute from null value

This value is null, so it does not have any attributes.

terraformnullattributeoutput

terraformintermediate

Fix Terraform 'Reference to undeclared resource' When Using Wrong Iterator Name in Dynamic Block

Error: Reference to undeclared resource. A dynamic block's "content" must refer to the block label or the "iterator" argument.

terraformdynamic-blockiteratorhcl

terraformbeginner

Fixing Terraform 'templatefile' Error: No Such File or Directory

Error: Error in function call

Call to function "templatefile" failed: open ./templates/user_data.tpl: no such file or directory.

terraformdevopsiactroubleshooting

terraformintermediate

Fix Terraform 'no matching EC2 instances found' Error When Data Source Filter Returns Empty

Error: no matching EC2 instances found

With the criteria passed, no matching EC2 instances were found. Please change your search criteria and try again.

terraformdata-sourceawsfilter

terraformintermediate

Fix Terraform 'Provider configuration not present' Error with Provider Aliases in Modules

Error: Provider configuration not present. To work with module.xxx.resource.yyy its original provider configuration at module.xxx.provider["registry.terraform.io/hashicorp/aws"].zzz must be available.

terraformprovider-aliasmodulemulti-region

terraformbeginner

Fixing the Terraform 'self' Object Error in Resource Blocks

Error: Invalid use of "self" reference. The "self" object can only be used in provisioner blocks, not in resource configuration.

terraformdevopsiacterraform-errors

terraformintermediate

Fixing the Terraform 'Instance cannot be destroyed' Error

Error: Instance cannot be destroyed

Resource aws_s3_bucket.example has lifecycle.prevent_destroy set, but the plan calls for this resource to be destroyed. To avoid this error and continue, you must remove the lifecycle.prevent_destroy configuration from this resource.

terraformdevopsawsinfrastructure-as-code

terraformintermediate

Fixing the 'Invalid legacy provider address' Error in Terraform 0.13+

Error: Invalid legacy provider address

This configuration or its associated state refers to the unqualified provider "aws".
You must complete the Terraform 0.13 upgrade guide before upgrading to later versions.

terraformdevopsawsinfrastructure-as-code

terraformintermediate

Fixing Terraform 'Permission Denied (publickey)' During Module Downloads

Error: Failed to download module ... Could not download module "..." source code from "...": error downloading '...': ... Permission denied (publickey).

terraformgitsshdevops

terraformintermediate

Fixing the 'Provider Plugin Crashed' Error in Terraform

Error: The provider plugin crashed!

A provider is crashing with an unexpected error. This is a bug in the provider. Please report it to the provider maintainers.

terraformdevopstroubleshootingaws

terraformintermediate

Fixing the Terraform "Saved plan is stale" Error in CI/CD Pipelines

Error: Saved plan is stale

The given plan file can no longer be applied because the state was changed by another operation after the plan was created.

terraformdevopsiacci-cd

terraformintermediate

Fixing Terraform remote-exec SSH Timeouts and Connection Errors

Error: timeout - last error: dial tcp 10.0.1.5:22: connect: connection refused

terraformawssshdevops

terraformintermediate

Fix Terraform 'Cannot import non-existent remote object' Error When Importing Resources

Error: Cannot import non-existent remote object

While attempting to import an existing object to aws_instance.example, the provider detected that no object exists with the given id. Only pre-existing objects can be imported.

terraformimportstateresource

terraformbeginner

Fixing the Terraform 'Invalid template interpolation value' Error

Error: Invalid template interpolation value: the template interpolation at line X requires a string value, not object.

terraformdevopshcltroubleshooting

terraformintermediate

Fix Terraform 'AccessDenied: s3:GetObject' Error When Refreshing State from S3 Backend

Error refreshing state: AccessDenied: User: arn:aws:iam::123456789:user/ci is not authorized to perform: s3:GetObject on resource

terraformawss3iam

terraformbeginner

Fix Terraform 'Duplicate resource' Error: A managed resource has already been declared

A managed resource "aws_s3_bucket" "example" has already been declared at main.tf:5,1-33

terraformhclduplicate-resourcemodule

terraformbeginner

Fixing Terraform 'Failed to query available provider packages' – registry.terraform.io Connection Error

Error: Failed to query available provider packages

Could not retrieve the list of available versions for provider hashicorp/aws: could not connect to registry.terraform.io: dial tcp: lookup registry.terraform.io: no such host

terraformdevopsnetworkingtroubleshooting

terraformintermediate

Fixing Terraform: 'A managed resource has not been declared in the root module'

A managed resource "aws_instance" "example" has not been declared in the root module.

terraformdevopsiacaws

terraformintermediate

Fixing Terraform 'Error: Backend configuration changed' for S3 and GCS Backends

Error: Backend configuration changed

A change in the backend configuration has been detected, which may require migrating existing state.

If you wish to attempt automatic migration of the state, use "terraform init -migrate-state".

terraformbackends3state

terraformbeginner

Fixing Terraform 'Invalid value for input variable' When Variable Types Don't Match in tfvars

Invalid value for input variable: The given value is not suitable for var.instance_count: a number is required.

terraformvariablestfvarstype-mismatch

terraformintermediate

Fix Terraform 'local-exec provisioner error' When Shell Command Returns Non-Zero Exit Code

Error: local-exec provisioner error

Error running command 'bash setup.sh': exit status 1. Output: bash: setup.sh: No such file or directory

terraformprovisionerlocal-execbash

terraformbeginner

Fix Terraform Error: "count" and "for_each" Meta-Arguments Are Mutually Exclusive

The "count" and "for_each" meta-arguments are mutually exclusive.

terraformcountfor_eachmeta-argument

terraformbeginner

Fix Terraform 'Invalid value for list parameter: cannot convert string to list' Error

Invalid value for "list" parameter: cannot convert string to list of any single type.

terraformfunctiontype-mismatchhcl

terraformbeginner

Fix Terraform 'Unsupported block type' Error When Declaring Blocks in Wrong Location

Unsupported block type; Blocks of type "lifecycle" are not expected here.

terraformhclsyntaxblock

terraformbeginner

How to Fix the Terraform "Workspace already exists" Error

Workspace "production" already exists

terraformdevopsci-cdinfrastructure-as-code

terraformintermediate

Fixing Terraform Error: 'State snapshot was created by a newer version'

Error refreshing state: state snapshot was created by Terraform v1.6.0, and used in Terraform v1.4.0; state snapshots created by newer Terraform versions cannot be used by older versions

terraformdevopscloud-infrastructuretroubleshooting

terraformintermediate

Terraform 'Variables not allowed' Error: Using Variables in Backend Configuration

Error: Variables not allowed: Variables may not be used here.

terraformbackendvariablesconfiguration

terraformbeginner

Fix Terraform 'No configuration files' Error When Running Commands Outside .tf Directory

Error: No configuration files

Apply requires configuration to be present. Applying without a configuration would mark everything for destruction, which is normally not what is wanted. If you still want to proceed, -destroy flag can be used to destroy resources without a configuration.

terraformconfigurationdirectoryhcl

terraformbeginner

Fixing the 'Value for undeclared variable' Error in Terraform

Error: Value for undeclared variable: The root module does not declare a variable named "

terraformdevopsiactroubleshooting

terraformbeginner

How to Fix Terraform "Error: Unsupported argument" due to Attribute Names or Provider Versions

Error: Unsupported argument: An argument named "

terraformiacdevopstroubleshooting

terraformintermediate

Fixing the 'Provider produced inconsistent result after apply' Terraform Error

Error: Provider produced inconsistent result after apply

When applying changes to aws_instance.web_server, provider "registry.terraform.io/hashicorp/aws"
produced an unexpected new value: .id: was null, but now cty.StringVal("i-0123456789abcdef0").

terraformdevopsawsinfrastructure-as-code

terraformbeginner

Solving the Terraform 'Missing required argument' Error

Error: Missing required argument

The argument "bucket" is required, but no definition was found.

  on main.tf line 12, in resource "aws_s3_bucket" "example":
  12: resource "aws_s3_bucket" "example" {

terraformdevopsinfrastructure-as-codeaws

terraformintermediate

Fix Terraform 'Error: Provider configuration not present' After Removing a Provider Block

Error: Provider configuration not present

terraformproviderstaterefactoring

terraformbeginner

How to Fix Terraform "Error: Invalid index" When Accessing List Elements

Error: Invalid index

terraformlistindextroubleshooting

terraformbeginner

Fixing the 'Unsupported Terraform Core version' Error and Managing Constraints

Error: Unsupported Terraform Core version

This configuration does not support Terraform version 1.3.0. To proceed, either choose another supported Terraform version or update the root module's version constraint.

terraformversioningdevopstfenv

terraformintermediate

Fix Terraform 'Output refers to sensitive value' Error When Exporting Secrets

Error: Output refers to sensitive value; use 'sensitive = true' to allow this output

terraformoutputsensitivesecurity

terraformintermediate

Fix Terraform "Error: Unsupported attribute - This object does not have an attribute named"

Error: Unsupported attribute

This object does not have an attribute named "xxx".

attributeoutputmoduleresource

terraformintermediate

Fixing Terraform 'Invalid for_each argument' with Unknown or Sensitive Values

Error: Invalid for_each argument

The "for_each" map includes keys derived from resource attributes that cannot be determined until apply, and so Terraform cannot determine the full set of keys that will identify the instances of this resource.

terraformfor_eachdevopsiac

terraformintermediate

How to Fix Terraform Error: 'count' value depends on resource attributes

The "count" value depends on resource attributes that cannot be determined until apply, so Terraform cannot predict how many instances will be created.

countfor_eachplandynamic-value

terraformintermediate

Fix Terraform Error: A Resource with the ID Already Exists

Error: A resource with the ID already exists

terraformimportstateresource

terraformbeginner

Fix Terraform 'Module not installed' Error When Running Plan Without terraform init

Error: Module not installed

This module is not yet installed. Run "terraform init" to install all modules required by this configuration.

terraforminitmoduleprovider

terraformintermediate

Fix Terraform "Error: Cycle detected in resource dependencies"

Error: Cycle detected in resource dependencies

terraformcycledependencygraph

terraformintermediate

Fix Terraform 'Inconsistent dependency lock file' After Adding or Updating a Provider

Error: Inconsistent dependency lock file

The following dependency selections recorded in the lock file are inconsistent with the current configuration

lock-fileproviderterraform-initterraform

terraformintermediate