ErrLookup › labstack/echo

labstack/echo

High performance, minimalist Go web framework · Go · 45 source files

Analyzed at 05489dc173 on 2026-08-04. 69 documented errors.

Code / Message	Type	Severity	Tags
binding element must be a struct	validation	error	binding, form, reflection, struct
query/param/form tags are not allowed with anonymous struct	validation	error	binding, anonymous-struct, embedded, tags
unknown type	validation	error	binding, reflection, type-conversion, unsupported-type
binding to multipart.FileHeader struct is not supported, use	validation	error	binding, multipart, file-upload, pointer
%s: %w	validation	error	binding, unmarshaler, error-wrapping, multiple-values
file does not implement io.ReadSeeker	exception	error	filesystem, static-files, io-readseeker, serve-content
`ErrNonExistentKey` non existent key	error_code	warning	context-store, generics, key-lookup
`ErrInvalidKeyType` invalid key type	error_code	error	context-store, generics, type-mismatch, type-assertion
`ErrValidatorNotRegistered` validator not registered	error_code	error	validation, configuration, startup
`ErrInvalidRedirectCode` invalid redirect status code	error_code	error	redirect, http-status, validation
`ErrCookieNotFound` cookie not found	error_code	warning	cookie, http-request, sentinel-error
`ErrInvalidCertOrKeyType` invalid cert or key type, must be string or []byte	error_code	error	tls, https, cert, configuration, type-check
`ErrInvalidListenerNetwork` invalid listener network	error_code	critical	listener, network, server-startup, configuration
echo basic-auth middleware requires a validator function	validation	critical	middleware, basic-auth, configuration, panic, startup
echo body-dump middleware requires a handler function	validation	critical	middleware, body-dump, configuration, panic, startup
response writer flushing is not supported	panic	critical	middleware, body-dump, flush, streaming, panic
invalid gzip level	validation	critical	middleware, gzip, compression, configuration, panic, startup
timeout must be set	validation	error	middleware, context-timeout, config, panic, startup
at least one AllowOrigins is required or UnsafeAllowOriginFu	validation	error	middleware, cors, config, panic, security, startup
* as allowed origin and AllowCredentials=true is insecure an	validation	error	middleware, cors, security, config, panic, credentials
echo key-auth middleware requires a validator function	validation	error	middleware, key-auth, auth, config, panic, security, startup
echo key-auth middleware could not create extractors from Ke	validation	error	middleware, key-auth, config, panic, startup
echo proxy middleware requires balancer	validation	error	middleware, proxy, config, panic, startup
echo rate limiter store configuration must be provided	validation	error	middleware, rate-limiter, config, panic, startup
redirectConfig is missing redirect function	validation	error	middleware, redirect, config, panic, startup
missing LogValuesFunc callback function for request logger m	validation	error	middleware, request-logger, logging, config, panic, startup
echo rewrite middleware requires url path rewrite rules or r	validation	error	middleware, rewrite, config, panic, startup
invalid redirect code for add trailing slash middleware	validation	error	middleware, trailing-slash, redirect, config, panic, startup
invalid redirect code for remove trailing slash middleware	validation	error	middleware, trailing-slash, redirect, config, panic, startup
file does not implement io.ReadSeeker	exception	error	middleware, static, filesystem, runtime, io
ResponseWriter does not implement 'Unwrap() http.ResponseWri	exception	error	echo, response, http, type-assertion, runtime
response writer flushing is not supported	panic	critical	echo, response, flusher, panic, runtime, error-handler
route not found	exception	warning	echo, router, reverse, routes, runtime
route not found by method and path	exception	warning	echo, router, routes, nil-guard, runtime
route not found by method	exception	warning	echo, router, routes, nil-guard, runtime
route not found by path	exception	error	routing, nil-check
route not found by name	exception	error	routing, nil-check
router has no routes to remove	exception	warning	routing, lifecycle
could not find route to remove by given path	exception	error	routing, lookup
could not find route to remove by given path and method	exception	error	routing, http-method
adding route without handler function	validation	error	routing, configuration
adding duplicate route (same method+path) is not allowed	validation	error	routing, duplicate
failed to parse form value, key: %s, err: %w	validation	error	binding, form
failed to parse form values, key: %s, err: %w	validation	error	binding, form
failed to parse value, err: %w	validation	error	binding, parse, validation
options are only supported for time.Time, got %T	validation	error	binding, type-mismatch
unsupported value type: %T	validation	error	binding, type-mismatch
failed to unescape path variable: %w	exception	warning	static-files, url-encoding, security
can not create sub FS, invalid root given, err: %w	panic	critical	filesystem, embed, startup, panic
extractor source for lookup could not be split into needed p	validation	error	middleware, extractor, configuration
echo key-auth middleware could not create key extractor: %w	validation	error	config, key-auth, middleware, startup
proxy raw, hijack error=%w, url=%s	http	error	proxy, websocket, hijack, network, runtime
proxy raw, copy body error=%w, url=%s	http	warning	proxy, websocket, network, runtime, io
echo static middleware directory list template parsing error	validation	error	config, static, template, startup
static middleware failed to create sub-filesystem from confi	validation	error	config, static, filesystem, embed, startup
static middleware failed to create sub-filesystem: %w	exception	error	static, filesystem, runtime, config
static middleware failed to read directory for listing: %w	exception	warning	static, filesystem, directory-listing, runtime, permissions
static middleware failed to get file info for listing: %w	exception	warning	static, filesystem, directory-listing, runtime, race
can not parse %s: %w	validation	error	config, cors, csrf, url, startup
%s is missing scheme or host: %s	validation	error	config, cors, csrf, url, startup
%s can not have path, query, and fragments: %s	validation	error	config, cors, csrf, url, startup
echo: response writer %T does not support flushing (http.Flu	panic	error	response, flusher, streaming, sse, runtime, panic
context SetPathValues called with nil PathValues	panic	error	context, router, panic, programming-error
panic: err from g.AddRoute(Route{Method: RouteNotFound, Path	panic	critical	group, router, middleware, panic, startup
panic: errs collected from g.AddRoute failures in Group.Matc	panic	critical	group, router, panic, startup, routing
panic: err from g.AddRoute in Group.Add	panic	critical	group, router, panic, startup, routing
panic: err from config.ToMiddleware()	panic	critical	middleware, config, panic, startup
unexpected error happened when reading from bufio.NewReader(	panic	critical	crypto, random, csrf, request-id, panic, runtime, system
panic: err from config.ToMiddleware() in RequestLoggerWithCo	panic	error	middleware, request-logger, configuration, panic, startup, echo