Error map

InvalidImageName Pod status InvalidImageName: couldn't parse image reference

Kubernetes · layer 6, Platform & cloud

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Centre: this error. First ring: errors it is linked with (11). Outer ring: what those are linked with. Colours show the layer of a request each error belongs to. Click any dot to re-centre the map on it; hover to follow its connections. The centre dot opens the error page.

InvalidImageName — Pod status InvalidImageName: couldn't parse image reference (Kubernetes)InvalidImag…1011 — Cloudflare Error 1011: Access denied (Hotlinking denied) (Cloudflare)1011OSProvisioningTimedOut — Azure VM: OSProvisioningTimedOut — OS Provisioning for VM did not finish in the allotted time (Azure)OSProvisioningTimed…CrashLoopBackOff — Kubernetes: CrashLoopBackOff (Kubernetes)CrashLoopBackOffImagePullBackOff — Kubernetes: ImagePullBackOff / ErrImagePull (Kubernetes)ImagePullBackOffCreateContainerError — Pod status CreateContainerError (Kubernetes)CreateContainerErrorRunContainerError — Pod status RunContainerError (Kubernetes)RunContainerErrorFailedMount — Pod stuck ContainerCreating: MountVolume.SetUp failed / Unable to attach or mount volumes: timed out waiting for the condition (Kubernetes)FailedMountInit:CrashLoopBackOff — Pod status Init:CrashLoopBackOff / Init:Error (Kubernetes)Init:CrashLoopBackO…is waiting to start — Error from server (BadRequest): container "x" in pod "y" is waiting to start: ContainerCreating (Kubernetes)is waiting to startinvalid reference format — docker: invalid reference format (repository name must be lowercase) (Docker)invalid reference f…System.Drawing.Common is not supported — PlatformNotSupportedException: System.Drawing.Common is not supported on this platform (.NET)System.Drawing.Comm…403 — HTTP 403 Forbidden (HTTP)403exec format error — exec /usr/local/bin/docker-entrypoint.sh: exec format error (Docker)exec format error1020 — Cloudflare Error 1020: Access Denied (Cloudflare)1020GD missing — Fatal error: Uncaught Error: Call to undefined function imagecreatefromjpeg() (PHP)GD missingnext/image hostname — Error: Invalid src prop on `next/image`, hostname "x" is not configured under images in your `next.config.js` (React)next/image hostnameInstance reachability check failed — EC2 status check failed: Instance reachability check failed (1/2 checks passed) (AWS)Instance reachabili…ENOSPC — no space left on device (Docker / Linux) (Docker)ENOSPCOOMKilled — Kubernetes: OOMKilled (exit code 137) (Kubernetes)OOMKilledApp Service Application Error — Azure App Service: ":( Application Error" / container didn’t respond to HTTP pings (Azure)App Service Applica…FailedScheduling — Kubernetes: Pod stuck in Pending — FailedScheduling: 0/3 nodes are available (Kubernetes)FailedSchedulingCannotPullContainerError — ECS task stopped: CannotPullContainerError: pull image manifest has been retried ... / ref pull has been retried (AWS)CannotPullContainer…pull access denied — pull access denied for image, repository does not exist or may require 'docker login' (Docker)pull access deniedCreateContainerConfigError — Kubernetes: CreateContainerConfigError — secret / configmap not found (Kubernetes)CreateContainerConf…executable file not found in $PATH — OCI runtime create failed: exec: "x": executable file not found in $PATH (Docker)executable file not…Terminating — Pod stuck in Terminating state (Kubernetes)Terminatingexec permission denied — exec /entrypoint.sh: permission denied (container won't start) (Docker)exec permission den…ACR unauthorized — Azure Container Registry: unauthorized: authentication required, visit https://aka.ms/acr/authorization (AKS ErrImagePull 401) (Azure)ACR unauthorizedContainer failed to start — Cloud Run: The user-provided container failed to start and listen on the port defined provided by the PORT=8080 environment variable (Google Cloud / Firebase)Container failed to…AuthorizationPermissionMismatch — Azure Storage: AuthorizationPermissionMismatch (403) — This request is not authorized to perform this operation using this permission (Azure)AuthorizationPermis…QuotaExceededError — QuotaExceededError: Failed to execute 'setItem' on 'Storage': Setting the value exceeded the quota (JavaScript)QuotaExceededError126 incorrect key file — MySQL ERROR 126 (HY000): Incorrect key file for table; try to repair it (MySQL)126 incorrect key f…500.30 — HTTP Error 500.30 - ASP.NET Core app failed to start (.NET)500.30ExceptionInInitializerError — java.lang.ExceptionInInitializerError (Java)ExceptionInInitiali…MySQL won't start — Job for mysql.service failed because the control process exited with error code (MySQL)MySQL won't start500 — HTTP 500 Internal Server Error (HTTP)500499 — HTTP 499 Client Closed Request (Nginx) (HTTP)499kubectl connection refused — kubectl: The connection to the server localhost:8080 was refused — did you specify the right host or port? (Kubernetes)kubectl connection …manifest unknown — manifest for image:tag not found: manifest unknown (Docker)manifest unknownno matching manifest — no matching manifest for linux/arm64/v8 in the manifest list entries (Docker)no matching manifestconflict: unable to remove repository reference — conflict: unable to remove repository reference (must force) - container is using its referenced image (Docker)conflict: unable to…FileNotFoundException assembly — Could not load file or assembly 'X, Version=…' or one of its dependencies (.NET)FileNotFoundExcepti…image has dependent child images — conflict: unable to delete image (cannot be forced) - image has dependent child images (Docker)image has dependent…max depth exceeded — Error response from daemon: max depth exceeded (too many image layers) (Docker)max depth exceeded

Directly related (11)

1011Cloudflare

Cloudflare Error 1011: Access denied (Hotlinking denied)

An image or file is being loaded from another site, and Cloudflare Hotlink Protection blocked it.

OSProvisioningTimedOutAzure

Azure VM: OSProvisioningTimedOut — OS Provisioning for VM did not finish in the allotted time

The VM booted but its guest agent didn’t report provisioning success in time — usually a generalisation problem with a custom ima…

CrashLoopBackOffKubernetes

Kubernetes: CrashLoopBackOff

The container starts, crashes (or exits), and Kubernetes keeps restarting it with increasing back-off delays.

ImagePullBackOffKubernetes

Kubernetes: ImagePullBackOff / ErrImagePull

The node can’t pull the container image — wrong name/tag, missing registry credentials, or registry unreachable.

CreateContainerErrorKubernetes

Pod status CreateContainerError

The image was pulled, but the container runtime failed to create the container — bad command, missing mount target, or a name/vol…

RunContainerErrorKubernetes

Pod status RunContainerError

The container was created but failed to start — usually an invalid command/entrypoint, missing interpreter, or permission problem…

FailedMountKubernetes

Pod stuck ContainerCreating: MountVolume.SetUp failed / Unable to attach or mount volumes: timed out waiting for the condition

The kubelet couldn’t mount one of the pod’s volumes, so the pod stays in ContainerCreating.

Init:CrashLoopBackOffKubernetes

Pod status Init:CrashLoopBackOff / Init:Error

An init container keeps failing, so the pod’s main containers never start.

is waiting to startKubernetes

Error from server (BadRequest): container "x" in pod "y" is waiting to start: ContainerCreating

kubectl logs has nothing to show yet — the container hasn’t started (still creating, pulling, or blocked).

invalid reference formatDocker

docker: invalid reference format (repository name must be lowercase)

Docker couldn’t parse the image name — uppercase letters, spaces, an empty variable, or a misplaced option.

System.Drawing.Common is not supported.NET

PlatformNotSupportedException: System.Drawing.Common is not supported on this platform

Since .NET 6, System.Drawing.Common only works on Windows; on Linux/macOS (including Docker) it throws.

Two steps away (33)

403HTTP

HTTP 403 Forbidden

The server understood the request but refuses to authorize it — you (or the server process) are not allowed to access this resour…

exec format errorDocker

exec /usr/local/bin/docker-entrypoint.sh: exec format error

The container tried to run a binary built for a different CPU architecture (arm64 vs amd64) — or a script with a broken shebang /…

1020Cloudflare

Cloudflare Error 1020: Access Denied

A Cloudflare firewall/WAF custom rule blocked the request — the visitor’s IP, country, user agent or request pattern matched a bl…

GD missingPHP

Fatal error: Uncaught Error: Call to undefined function imagecreatefromjpeg()

The GD extension (or its JPEG/WebP support) isn’t installed for the PHP version serving the site.

next/image hostnameReact

Error: Invalid src prop on `next/image`, hostname "x" is not configured under images in your `next.config.js`

next/image refuses to optimize images from domains not allowed in next.config.js.

Instance reachability check failedAWS

EC2 status check failed: Instance reachability check failed (1/2 checks passed)

AWS can reach the host, but the operating system inside the instance isn’t responding — kernel panic, full disk, broken network c…

ENOSPCDocker

no space left on device (Docker / Linux)

The disk (or inode table) is full — Docker images, build cache, logs and volumes are common culprits.

OOMKilledKubernetes

Kubernetes: OOMKilled (exit code 137)

The container used more memory than its limit, and the kernel killed it.

App Service Application ErrorAzure

Azure App Service: ":( Application Error" / container didn’t respond to HTTP pings

App Service started your app but it crashed or never listened on the expected port.

FailedSchedulingKubernetes

Kubernetes: Pod stuck in Pending — FailedScheduling: 0/3 nodes are available

The scheduler can’t find a node that satisfies the pod’s resource requests, selectors, taints or volume constraints.

CannotPullContainerErrorAWS

ECS task stopped: CannotPullContainerError: pull image manifest has been retried ... / ref pull has been retried

The ECS task couldn’t pull its image — no network route to the registry, missing ECR permissions, or a wrong image tag.

pull access deniedDocker

pull access denied for image, repository does not exist or may require 'docker login'

Docker couldn’t pull the image: the name or tag is wrong, the repository is private and you’re not logged in, or it doesn’t exist…

CreateContainerConfigErrorKubernetes

Kubernetes: CreateContainerConfigError — secret / configmap not found

Kubernetes can’t build the container’s configuration — usually a referenced Secret, ConfigMap or key doesn’t exist in that namesp…

executable file not found in $PATHDocker

OCI runtime create failed: exec: "x": executable file not found in $PATH

The command you asked the container to run doesn’t exist inside the image — wrong command name, a shell that isn’t installed (bas…

TerminatingKubernetes

Pod stuck in Terminating state

kubectl delete pod hangs and the pod shows Terminating for minutes or forever.

exec permission deniedDocker

exec /entrypoint.sh: permission denied (container won't start)

The entrypoint or command isn’t marked executable inside the image, or it’s on a volume mounted noexec.

ACR unauthorizedAzure

Azure Container Registry: unauthorized: authentication required, visit https://aka.ms/acr/authorization (AKS ErrImagePull 401)

Pulling/pushing to ACR wasn’t authenticated — Docker not logged in, or AKS/App Service lacks AcrPull on the registry.

Container failed to startGoogle Cloud / Firebase

Cloud Run: The user-provided container failed to start and listen on the port defined provided by the PORT=8080 environment variable

Cloud Run started your container, but nothing listened on $PORT within the startup timeout — the app crashed, listens on another…

AuthorizationPermissionMismatchAzure

Azure Storage: AuthorizationPermissionMismatch (403) — This request is not authorized to perform this operation using this permission

You’re accessing blob/queue data with Microsoft Entra ID, but the identity has only management roles (Owner/Contributor) — not a…

QuotaExceededErrorJavaScript

QuotaExceededError: Failed to execute 'setItem' on 'Storage': Setting the value exceeded the quota

localStorage/sessionStorage is full (about 5 MB per origin) or storage is disabled.

126 incorrect key fileMySQL

MySQL ERROR 126 (HY000): Incorrect key file for table; try to repair it

MySQL can’t use a table’s index file — usually a full tmp disk during a query, or MyISAM corruption.

500.30.NET

HTTP Error 500.30 - ASP.NET Core app failed to start

IIS/Azure’s ASP.NET Core Module launched your app but it crashed during startup.

ExceptionInInitializerErrorJava

java.lang.ExceptionInInitializerError

A static initializer (static block or static field) threw an exception while the class was loading.

MySQL won't startMySQL

Job for mysql.service failed because the control process exited with error code

The MySQL/MariaDB service failed to start — the real reason is in the MySQL error log.

500HTTP

HTTP 500 Internal Server Error

The server hit an unexpected condition — usually an unhandled exception or misconfiguration in the application.

499HTTP

HTTP 499 Client Closed Request (Nginx)

Nginx-specific code logged when the client disconnected before the server finished responding.

kubectl connection refusedKubernetes

kubectl: The connection to the server localhost:8080 was refused — did you specify the right host or port?

kubectl has no usable kubeconfig, so it falls back to localhost:8080 — or the cluster API server is unreachable.

manifest unknownDocker

manifest for image:tag not found: manifest unknown

The repository exists, but the tag you asked for doesn’t — it was never pushed, was deleted, or is misspelled.

no matching manifestDocker

no matching manifest for linux/arm64/v8 in the manifest list entries

The image has no build for your CPU architecture — typically pulling an amd64-only image on an Apple Silicon Mac or ARM server.

conflict: unable to remove repository referenceDocker

conflict: unable to remove repository reference (must force) - container is using its referenced image

You tried to delete an image that a container — even a stopped one — still uses.

FileNotFoundException assembly.NET

Could not load file or assembly 'X, Version=…' or one of its dependencies

The runtime couldn’t find or load a referenced DLL — missing from the output, wrong version, or wrong platform (x86/x64).

image has dependent child imagesDocker

conflict: unable to delete image (cannot be forced) - image has dependent child images

Other images were built on top of this one, so Docker won’t delete it by ID.

max depth exceededDocker

Error response from daemon: max depth exceeded (too many image layers)

The image has more layers than the storage driver allows (127 for overlay2), usually from repeatedly committing containers or ver…