Error map
53100 ERROR: could not extend file "base/…": No space left on device
PostgreSQL · layer 5, Data
Centre: this error. First ring: errors it is linked with (12). 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.
Directly related (12)
HTTP 503 Service Unavailable
The server is temporarily unable to handle the request — overloaded, in maintenance, or has no healthy backends.
FATAL: too many connections for role "x"
The role reached its per-role CONNECTION LIMIT (often set by hosting providers or free tiers).
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…
FATAL: sorry, too many clients already / remaining connection slots are reserved for non-replication superuser connections
PostgreSQL reached max_connections.
HTTP 508 Loop Detected (Resource Limit Is Reached)
Either the server detected an infinite loop (WebDAV) or — much more often — a cPanel/CloudLinux host is saying your account hit i…
Azure Storage: Server failed to authenticate the request. Make sure the value of Authorization header is formed correctly including the signature (AuthenticationFailed)
The storage request’s signature or SAS token is invalid — wrong/rotated account key, expired SAS, or clock skew.
no space left on device (Docker / Linux)
The disk (or inode table) is full — Docker images, build cache, logs and volumes are common culprits.
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.
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.
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.
HTTP 509 Bandwidth Limit Exceeded
A hosting-control-panel status (cPanel/Apache) meaning the account used up its monthly bandwidth allowance.
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.
Two steps away (33)
Kubernetes: CrashLoopBackOff
The container starts, crashes (or exits), and Kubernetes keeps restarting it with increasing back-off delays.
HTTP 429 Too Many Requests
You’ve hit a rate limit — too many requests in a given time window. Slow down and retry later.
HTTP 500 Internal Server Error
The server hit an unexpected condition — usually an unhandled exception or misconfiguration in the application.
MySQL ERROR 1040 (08004): Too many connections
MySQL reached `max_connections` and refuses new clients.
PostgreSQL: could not connect to server / connection refused — Is the server running on host and accepting TCP/IP connections?
The client reached no PostgreSQL listener at that host/port — the server is down, listening elsewhere, or not accepting remote co…
FATAL: database "x" does not exist
The connection names a database that isn’t on that server.
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.
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…
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.
server closed the connection unexpectedly — This probably means the server terminated abnormally before or while processing the request.
The connection to PostgreSQL dropped — the server restarted/crashed, a proxy/firewall killed an idle connection, or the backend w…
server does not support SSL, but SSL was required / no pg_hba.conf entry … no encryption
The client and server disagree about SSL — the client requires it but the server doesn’t offer it, or the server requires it and…
Azure VM: AllocationFailed / ZonalAllocationFailed — Allocation failed. We do not have sufficient capacity for the requested VM size
Azure has no capacity for that VM size in the region/zone (or in the cluster the VM is pinned to) right now.
HTTP 301 Moved Permanently
The resource has a new permanent URL; clients and search engines should use the address in the Location header from now on.
HTTP 302 Found (Temporary Redirect)
The resource is temporarily at another URL; clients should keep using the original URL for future requests.
Azure AD (Entra ID): AADSTS700016 Application not found in the directory
The client ID in your sign-in request doesn’t exist in the tenant you’re authenticating against.
Azure AD (Entra ID): AADSTS50076 / AADSTS50079 — multi-factor authentication required
A Conditional Access policy requires MFA, but the sign-in flow (often a script, legacy client or ROPC password grant) can’t compl…
AWS: SignatureDoesNotMatch / InvalidClientTokenId — the request signature we calculated does not match
AWS rejected the request signature — wrong secret key, wrong region, clock skew, or a presigned URL used differently from how it…
Error: ENOENT: no such file or directory
A file or directory the program tried to open doesn’t exist at that path.
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.
Error: ENOSPC: System limit for number of file watchers reached
Linux ran out of inotify watches — dev servers watching large projects hit the limit.
AWS: ThrottlingException / Rate exceeded
You exceeded the request rate for an AWS API; retry with exponential backoff.
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.
HTTP 402 Payment Required
The service wants payment before it will process the request — an unpaid invoice, exhausted credits or a failed card.
error: object file .git/objects/x is empty / fatal: loose object is corrupt
The local Git object database is corrupted — usually after a crash, disk full or sync tool interference.
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.
sqlite3.DatabaseError: database disk image is malformed
The SQLite file is corrupted.
StorageAccountAlreadyTaken: The storage account named x is already taken
Storage account names are globally unique across Azure; another customer (or you elsewhere) already uses the name.
Azure Storage: ContainerNotFound / BlobNotFound — The specified container (or blob) does not exist
The container or blob path doesn’t exist in that storage account.
INSTALL_FAILED_INSUFFICIENT_STORAGE: Failure [INSTALL_FAILED_INSUFFICIENT_STORAGE]
The device or emulator doesn’t have enough free internal storage to install the APK.
HTTP 502 Bad Gateway
A proxy or gateway (Nginx, load balancer, CDN) got an invalid response — or no response — from the upstream server behind it.
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…
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).
InvalidAMIID.NotFound: The image id '[ami-xxxx]' does not exist
The AMI ID isn’t available in this region/account — AMI IDs are regional and private AMIs must be shared.
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