Error map

402 HTTP 402 Payment Required

HTTP · layer 2, Network

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Centre: this error. First ring: errors it is linked with (10). 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.

402 — HTTP 402 Payment Required (HTTP)402403 — HTTP 403 Forbidden (HTTP)403ThrottlingException — AWS: ThrottlingException / Rate exceeded (AWS)ThrottlingException429 — HTTP 429 Too Many Requests (HTTP)429feature_not_enabled — API Error: Feature not enabled for this account (feature_not_enabled / not available on your plan) (API)feature_not_enabledSkuNotAvailable — Azure: SkuNotAvailable / QuotaExceeded when creating a VM or resource (Azure)SkuNotAvailableVcpuLimitExceeded — VcpuLimitExceeded: You have requested more vCPU capacity than your current vCPU limit (AWS)VcpuLimitExceededexceeded quota — Error creating: pods is forbidden: exceeded quota: compute-resources, requested: limits.memory=1Gi, used: ..., limited: ... (Kubernetes)exceeded quotaDisk quota exceeded — Disk quota exceeded (EDQUOT) (Linux)Disk quota exceeded507 — HTTP 507 Insufficient Storage (HTTP)507insufficient_quota — LLM API: You exceeded your current quota, please check your plan and billing details (insufficient_quota / credit balance is too low) (API)insufficient_quotapublickey — Git: Permission denied (publickey). fatal: Could not read from remote repository. (Git)publickeyAccessDenied — AWS S3: AccessDenied (403) when calling GetObject / PutObject (AWS)AccessDeniedEACCES — Linux: Permission denied (Linux)EACCESTask timed out — AWS Lambda: Task timed out after X seconds (AWS)Task timed outconcurrent_requests_limit — API Error: Too many concurrent requests (concurrency limit reached) (API)concurrent_requests…SlowDown — S3 SlowDown: Please reduce your request rate (503) (AWS)SlowDownImagePullBackOff — Kubernetes: ImagePullBackOff / ErrImagePull (Kubernetes)ImagePullBackOff503 — HTTP 503 Service Unavailable (HTTP)5031020 — Cloudflare Error 1020: Access Denied (Cloudflare)1020413 — HTTP 413 Content Too Large (Request Entity Too Large) (HTTP)413redirect_uri_mismatch — OAuth Error: redirect_uri_mismatch (Authentication)redirect_uri_mismat…DB connection — WordPress: Error Establishing a Database Connection (WordPress)DB connectionAuthorizationFailed — Azure: AuthorizationFailed — The client does not have authorization to perform action (Azure)AuthorizationFailed1114 — MySQL ERROR 1114 (HY000): The table 'x' is full (MySQL)111453300 — FATAL: sorry, too many clients already / remaining connection slots are reserved for non-replication superuser connections (PostgreSQL)53300UnauthorizedOperation — An error occurred (UnauthorizedOperation): You are not authorized to perform this operation. Encoded authorization failure message: ... (AWS)UnauthorizedOperati…InsufficientInstanceCapacity — InsufficientInstanceCapacity: We currently do not have sufficient capacity in the Availability Zone you requested (AWS)InsufficientInstanc…InvalidKeyPair.NotFound — InvalidKeyPair.NotFound: The key pair 'x' does not exist (AWS)InvalidKeyPair.NotF…FailedScheduling — Kubernetes: Pod stuck in Pending — FailedScheduling: 0/3 nodes are available (Kubernetes)FailedSchedulingEvicted — Kubernetes: Pod Evicted — The node was low on resource: memory / ephemeral-storage (Kubernetes)Evictedmust specify limits — pods is forbidden: failed quota: must specify limits.cpu,limits.memory,requests.cpu,requests.memory (Kubernetes)must specify limitsENOSPC — no space left on device (Docker / Linux) (Docker)ENOSPCNo space left on device (inodes) — No space left on device, but df shows free space (inodes exhausted) (Linux)No space left on de…gzip: stdin: not in gzip format — gzip: stdin: not in gzip format / tar: Error is not recoverable: exiting now (Linux)gzip: stdin: not in…500 — HTTP 500 Internal Server Error (HTTP)500506 — HTTP 506 Variant Also Negotiates (HTTP)506423 — HTTP 423 Locked (HTTP)423job not found — API Error: Job / operation not found or expired (async task ID unknown) (API)job not foundcontext_length_exceeded — LLM API: This model's maximum context length is x tokens. However, your messages resulted in y tokens (context_length_exceeded / prompt is too long) (API)context_length_exce…model_not_found — LLM API: The model `x` does not exist or you do not have access to it (model_not_found / not_found_error) (API)model_not_found

Directly related (10)

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…

ThrottlingExceptionAWS

AWS: ThrottlingException / Rate exceeded

You exceeded the request rate for an AWS API; retry with exponential backoff.

429HTTP

HTTP 429 Too Many Requests

You’ve hit a rate limit — too many requests in a given time window. Slow down and retry later.

feature_not_enabledAPI

API Error: Feature not enabled for this account (feature_not_enabled / not available on your plan)

The endpoint or option exists, but your account, plan, region or project hasn’t been granted access to it.

SkuNotAvailableAzure

Azure: SkuNotAvailable / QuotaExceeded when creating a VM or resource

The VM size isn’t offered in that region/zone for your subscription, or you’ve hit the vCPU quota.

VcpuLimitExceededAWS

VcpuLimitExceeded: You have requested more vCPU capacity than your current vCPU limit

Your account’s On-Demand (or Spot) vCPU quota for that instance family and region is used up.

exceeded quotaKubernetes

Error creating: pods is forbidden: exceeded quota: compute-resources, requested: limits.memory=1Gi, used: ..., limited: ...

The namespace’s ResourceQuota doesn’t have room for the new pod’s requests/limits (or object count).

Disk quota exceededLinux

Disk quota exceeded (EDQUOT)

Your user or group has used its storage quota on this filesystem, even if the disk itself has space.

507HTTP

HTTP 507 Insufficient Storage

The server can’t store what’s needed to complete the request — the disk, quota or mailbox is full.

insufficient_quotaAPI

LLM API: You exceeded your current quota, please check your plan and billing details (insufficient_quota / credit balance is too low)

The account has no remaining credits or reached its spending limit, so requests are rejected (often as 429).

Two steps away (30)

publickeyGit

Git: Permission denied (publickey). fatal: Could not read from remote repository.

SSH authentication to GitHub/GitLab/Bitbucket failed — no key, wrong key, or the key isn’t added to your account.

AccessDeniedAWS

AWS S3: AccessDenied (403) when calling GetObject / PutObject

An IAM policy, bucket policy, ACL/ownership setting, Block Public Access or KMS key policy denied the S3 request.

EACCESLinux

Linux: Permission denied

Your user (or the service user) lacks read/write/execute permission on a file, directory or one of its parents.

Task timed outAWS

AWS Lambda: Task timed out after X seconds

The function ran longer than its configured timeout (default 3 seconds) and Lambda stopped it.

concurrent_requests_limitAPI

API Error: Too many concurrent requests (concurrency limit reached)

You have more requests in flight at once than the API allows for your key — even if your requests-per-minute rate is fine.

SlowDownAWS

S3 SlowDown: Please reduce your request rate (503)

S3 is throttling requests to a prefix because the request rate is above what it can currently serve.

ImagePullBackOffKubernetes

Kubernetes: ImagePullBackOff / ErrImagePull

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

503HTTP

HTTP 503 Service Unavailable

The server is temporarily unable to handle the request — overloaded, in maintenance, or has no healthy backends.

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…

413HTTP

HTTP 413 Content Too Large (Request Entity Too Large)

The request body is bigger than the server is willing to accept — usually a file upload over the configured limit.

redirect_uri_mismatchAuthentication

OAuth Error: redirect_uri_mismatch

The redirect URI in your OAuth request doesn’t exactly match one registered for the client in the provider’s console.

DB connectionWordPress

WordPress: Error Establishing a Database Connection

WordPress can’t connect to its MySQL/MariaDB database with the credentials in wp-config.php, or the database server is down.

AuthorizationFailedAzure

Azure: AuthorizationFailed — The client does not have authorization to perform action

The signed-in identity (user, service principal or managed identity) lacks an Azure RBAC role for that action on that scope.

1114MySQL

MySQL ERROR 1114 (HY000): The table 'x' is full

MySQL couldn’t extend the table — disk full, a size limit, or a MEMORY table hitting max_heap_table_size.

53300PostgreSQL

FATAL: sorry, too many clients already / remaining connection slots are reserved for non-replication superuser connections

PostgreSQL reached max_connections.

UnauthorizedOperationAWS

An error occurred (UnauthorizedOperation): You are not authorized to perform this operation. Encoded authorization failure message: ...

The IAM identity is missing an EC2 (or related) permission. The encoded message tells you exactly which action and resource were…

InsufficientInstanceCapacityAWS

InsufficientInstanceCapacity: We currently do not have sufficient capacity in the Availability Zone you requested

AWS has no free capacity for that instance type in that Availability Zone right now.

InvalidKeyPair.NotFoundAWS

InvalidKeyPair.NotFound: The key pair 'x' does not exist

The key pair name you passed doesn’t exist in that region (key pairs are regional).

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.

EvictedKubernetes

Kubernetes: Pod Evicted — The node was low on resource: memory / ephemeral-storage

The kubelet removed the pod because its node ran short of memory or disk.

must specify limitsKubernetes

pods is forbidden: failed quota: must specify limits.cpu,limits.memory,requests.cpu,requests.memory

A ResourceQuota on the namespace covers CPU/memory, so every pod must declare those requests/limits — and this one doesn’t.

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.

No space left on device (inodes)Linux

No space left on device, but df shows free space (inodes exhausted)

The filesystem has run out of inodes — the slots for files — even though there are gigabytes free, usually because of millions of…

gzip: stdin: not in gzip formatLinux

gzip: stdin: not in gzip format / tar: Error is not recoverable: exiting now

The file isn’t actually a gzip archive — often an HTML error page saved by curl/wget, or an archive with a different compression.

500HTTP

HTTP 500 Internal Server Error

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

506HTTP

HTTP 506 Variant Also Negotiates

The server encountered an internal configuration error because the requested resource is configured to use transparent content ne…

423HTTP

HTTP 423 Locked

The resource is locked, so the change was refused — common with WebDAV files and some APIs that lock records during processing.

job not foundAPI

API Error: Job / operation not found or expired (async task ID unknown)

The status URL or job ID for an asynchronous operation (export, import, render, batch) doesn’t exist any more, or never existed.

context_length_exceededAPI

LLM API: This model's maximum context length is x tokens. However, your messages resulted in y tokens (context_length_exceeded / prompt is too long)

The prompt plus requested output exceed the model’s context window.

model_not_foundAPI

LLM API: The model `x` does not exist or you do not have access to it (model_not_found / not_found_error)

The model name is wrong, deprecated/retired, or not available to your account/region.