gofiber/fiber

Documented errors, page 2 of 3. Back to gofiber/fiber

Code / MessageTypeSeverityTags
helmet: HSTSPreloadEnabled requires HSTSExcludeSubdomains…
panic error helmet, hsts, preload, config, security-header, startup-panic
proxy: parse upstream
exception error proxy, url-parse, config, balancer
client cannot be nil
validation error client, request, response, panic, configuration
: invalid handler # (%T)
panic critical routing, handler, type-mismatch, startup
binder: suitable content not found to parse body
validation warning binding, content-type, fiber, http
failed to resolve TCP address
exception warning adaptor, network, address-parsing, reverse-proxy, net-http
sse: invalid id
validation warning sse, validation, wire-format
ErrRedirectDowngrade
proxy: HTTPS to HTTP redirect blocked
error_code error proxy, security, tls, redirect, https
failed to render
exception error rendering, template-engine, views, html
limiter: failed to persist state
exception error limiter, fixed-window, storage, rate-limiting
: to
exception error upload, storage, s3, blob, gofiber, network
failed to bind to response headers
exception error idempotency, binder, http-headers, validation
fiber: failed to shared state value
panic error shared-state, codec, panic-recovery, bug
tls: AutoCertManager cannot be combined with…
validation error tls, listen, config, autocert, startup
nil handler in route
panic error router, config, panic, routing, nil-safety
: invalid length: !=
validation warning idempotency, validation, uuid, http-headers
[CSRF] Invalid origin format in configuration:
panic error middleware, csrf, config, validation, security, startup
unsupported value type: %T
exception error bind, type-mismatch, internal, validation
cache: failed to restore heap index for key
http warning cache, storage, eviction, redis, distributed, write-failure
format: at least one handler is required, but none were set
validation error format, content-negotiation, response, programmer-error
log: context tag name and function are required
validation error log, context, config, programmer-error
fiber: encrypt cookie middleware requires key
panic critical middleware, encryptcookie, security, config, key-management, startup
hostauthorization: AllowedHosts or AllowedHostsFunc is…
panic error hostauthorization, config, required-field, startup-panic, security
csrf: token invalid
http warning csrf, security, auth
Domain pattern ' ' has label ' ' exceeding RFC 1035 limit…
panic error routing, domain, dns, validation, startup
ErrInvalidPath
invalid path
error_code error static, path, security, path-traversal
: ->
validation critical proxy, ssrf, dns-rebinding, ip-block, security
ErrTagInvalid
logger: tag name and function are required
panic error logger, tag-registry, config, startup-panic
logger: unknown template tag
validation error logger, config, template
cache: unexpected entry type %T for key
http error cache, type-assertion, memory, invariant, go, fiber
failed to decode session data
exception error session, serialization, gob, decoding, corruption
hostauthorization: host
panic error hostauthorization, dns, rfc-1035, config, startup-panic
timeout or cancel
exception warning client, context, timeout, cancellation, http
csrf: referer header missing
http warning csrf, security, headers, referer
: lookup failed
validation error proxy, ssrf, dns, network, resolution
cache: failed to get key
http error cache, storage, network, go, fiber, external-storage
logger: RegisterContextTag requires a non-empty name and…
panic error logger, tag-registry, config, startup-panic
failed to parse
exception error rendering, template, go-template, parsing
sse: handler panic
panic error sse, panic, recovery, handler
failed to base64-decode value
validation error base64, encryptcookie, cookie, corrupt-input
limiter: failed to marshal key
exception error limiter, msgpack, codegen, internal
failed to reset session
exception error session, storage, delete, absolute-timeout
sse: write retry
exception error sse, network, write, retry, disconnected
the URL is incorrect
validation error client, url, configuration, http
failed to write cached response at fastpath
exception error idempotency, storage, fastpath, context-wrap
hostauthorization: host
panic error hostauthorization, dns, rfc-1035, config, startup-panic
ErrSessionAlreadyLoadedByMiddleware
session already loaded by middleware
error_code error session, middleware, api-misuse, context
failed to determine abs file path
exception error sendfile, filesystem, path-resolution, deployment
fiber: failed to encode shared state
exception error shared-state, serialization, json, msgpack, cbor, xml, encoding
failed to write cached response while locked
exception error idempotency, storage, double-checked-locking, context-wrap
failed to encode session data
exception error session, serialization, gob, encoding
failed to open
exception error template, filesystem, render, gofiber, configuration
sse: write event
exception error sse, network, write, disconnected
cache: no cached body for key
http info cache, cache-miss, control-flow, expected, go, fiber
fiber: failed to reload views
exception error views, templates, config, filesystem
encryption key must be 16, 24, or 32 bytes
validation error encryptcookie, crypto, config, cookies
failed to read client CA file
exception critical tls, mtls, filesystem, startup, listen
missing or invalid API Key
http warning keyauth, auth, security
failed to read response
exception error testing, http, test-client, response
failed to lock
exception error idempotency, distributed-lock, redis, concurrency
fiber: service at index
panic critical services, config, nil, startup
favicon: file size exceeds max bytes
validation critical favicon, config, startup-panic, file-size
fiber: service is nil
validation error services, shutdown, state, nil-guard, defensive
%w: %q
validation error proxy, ssrf, scheme, security-policy, config
cache: failed to store raw key
http error cache, storage, network, raw-body, write, go, fiber
stat
exception error sendfile, filesystem, embed-fs, byte-range, stat
service start
exception error services, startup, context, deadline, cancellation
binder: msgpack is not configured, please check docs…
validation error msgpack, binding, configuration, fiber
prefork
exception critical prefork, network, startup, bind, reuseport
set boundary error
exception error client, multipart, boundary, validation, upload
decode SHA256 password
validation error basicauth, authentication, password-hash, base64, config, sha256
fiber: failed to decode shared state
exception error shared-state, deserialization, json, msgpack, cbor, xml, decoding
failed to close multipart writer
exception error client, multipart, body-writer, upload, io
binder: map destination is nil and cannot be initialized
validation error binding, reflection, map, fiber
fiber: keyauth error_description requires error
panic error keyauth, oauth, rfc-6750, config, auth, startup-panic
client panic
exception error client, panic, recovery, goroutine, fasthttp
Domain pattern ' ' exceeds RFC 1035 maximum of 253…
panic error routing, domain, validation, rfc-1035, startup
the body type should be []byte
validation error client, request-body, types, http
cache: failed to unmarshal key
http error cache, serialization, msgp, storage, version-skew, go, fiber
csrf: referer does not match host or trusted origins
http warning csrf, security, referer, config
route handler 'fn' cannot be nil
panic error routing, domain, nil-guard, startup
binder: invalid destination value
validation error binding, reflection, fiber
failed to execute
exception error rendering, template, go-template, execution, data-binding
limiter: failed to unmarshal key
exception error limiter, storage, msgpack, serialization, schema
failed to check directory
exception error client, response, save, filesystem, permissions
the file should have a name
validation error client, multipart, upload, files, http
file: file header is nil
error_code error file, upload, multipart, validation
failed to unmarshal response
exception error idempotency, msgpack, serialization, schema-migration
fiber: keyauth scope requires insufficient_scope error
panic error keyauth, oauth, scope, rfc-6750, config, auth, startup-panic
failed to dump request
exception error testing, http, test-client, headers
limiter: unexpected entry type %T for key
exception error limiter, memory, type-assertion, internal
minLen constraint requires an argument
validation error routing, constraints, validation, fiber
shutdown: server is not running
exception warning shutdown, lifecycle, sentinel, precondition
fiber: keyauth insufficient_scope requires scope
panic error keyauth, oauth, rfc-6750, scope, config, auth, startup-panic
service terminate
exception warning services, shutdown, context, cancellation, best-effort
Domain pattern ' ' has parameters, which exceeds the…
panic error routing, domain, validation, limits, startup
failed to read
exception error template, filesystem, render, gofiber, io
logger: tag name and function are required
validation error logger, config, template
failed to base64-decode key
validation error encryptcookie, crypto, config, base64, go, fiber
: has no addresses
validation error proxy, ssrf, dns, resolution, empty-answer