ErrLookup › symfony/http-kernel

symfony/http-kernel

Provides a structured process for converting a Request into a Response · PHP · 334 source files

Analyzed at aa3a39d728 on 2026-09-13. 71 documented errors.

Code / MessageTypeSeverityTags
Missing query parameter
validation error http, symfony, query-parameters, validation
Controller " " does neither exist as service nor as class.
exception error symfony, routing, controller, class-not-found
Invalid query parameter
validation error http, symfony, query-parameters, validation
Unable to process an SSI tag without a "virtual" attribute.
exception error php, symfony, ssi, http-cache, html
A restored response must have the X-Content-Digest header.
exception error http-cache, cache-consistency, symfony
Unable to process an ESI tag without a "src" attribute.
exception error php, symfony, esi, http-cache, html
Message built by getControllerError(): e.g. Function
exception error symfony, routing, controller, invalid-argument
Cannot mix virtual and HTTP requests.
exception error symfony, request-stack, virtual-request, logic-exception
Request payload contains invalid "form" data.
http error symfony, http-kernel, request-payload, bad-request
Users will expect the alias of the default extension of a…
exception error symfony, bundle, dependency-injection, naming-convention
Unable to create the storage directory
exception error filesystem, symfony, profiler, configuration
X-Body-File and X-Content-Digest do not match.
exception error http-cache, cache-consistency, symfony
Missing header " ".
http error symfony, http-header, controller-argument, validation
" ::resolve()" must yield at most one value for…
exception error symfony, controller, argument-resolver, generator
Request payload contains invalid
http error symfony, http-kernel, serializer, bad-request, dto
Mapping variadic argument "$
exception error symfony, logic-exception, variadic, request-payload
The uid for the " " parameter is invalid.
http error symfony, http-kernel, uid, uuid, not-found
Could not resolve the argument typed
exception error symfony, controller, header, argument-resolver
Unsupported format: " ".
http error symfony, http-kernel, unsupported-media-type, serializer
" ::warmUp()" should return a list of files or classes but…
exception error symfony, cache-warmup, contract-violation
You can only pin one resolver per argument, but argument "$
exception error symfony, controller, argument-resolver, attributes
Controller " " has required constructor arguments and does…
exception error symfony, dependency-injection, controller, autowiring
Request payload contains invalid
http error symfony, http-kernel, bad-request, json, deserialization
Controller swap loop detected while dispatching attributes…
exception error infinite-loop, kernel-controller, listeners, symfony
The trusted header " " is not supported.
exception error config, trusted-proxies, symfony
Cannot evaluate Expression for controllers since no…
exception error expression-language, missing-dependency, symfony
The controller must return a…
exception error http-kernel, controller, response, return-type
Invalid dump format: " ".
exception error symfony, debug, var-dumper, invalid-argument
Collector " " does not exist.
exception error symfony, profiler, collector, key-not-found
The profiler token " " is invalid: only letters, digits…
exception error validation, symfony, profiler, input-validation
Controller " " cannot be fetched from the container because…
exception error symfony, dependency-injection, controller, routing
Composer autoloader not found.
exception error testing, autoloader, symfony
#[MapQueryParameter] cannot be used on controller argument
exception error symfony, controller, query-parameter, attributes
Argument $ does not have a default value. Use "…
exception error symfony, argument-metadata, logic-exception, introspection
The " " renderer does not exist.
exception error php, symfony, fragment, configuration
Controller " " requires the "$ " argument that could not be…
exception error symfony, controller, argument-resolver, unresolvable-argument
Nested expressions in validation groups are not supported…
exception error symfony, validation, expression, groups
Error when rendering
exception error php, symfony, http-cache, esi, http-error
Could not resolve the "$
exception error symfony, logic-exception, type-hint, argument-resolver
Failed to write cache file
exception critical symfony, cache, filesystem, permissions
Extension " " must implement…
exception error dependency-injection, bundles, extension, misconfiguration
You must either pass a RequestContext or the matcher must…
exception error routing, constructor, request-context, symfony
You cannot use " " as the HttpClient component is not…
exception error http-client, missing-dependency, symfony
The log level " " does not exist.
exception error logging, configuration, psr-3, invalid-argument
Passing non-scalar values as part of URI attributes to the…
exception error fragments, esi, ssi, symfony
Unable to use expressions as the Symfony ExpressionLanguage…
exception error missing-package, composer, expression-language, symfony
The "$tokens" argument of
exception error rate-limiting, attributes, validation, configuration
Please check your configuration. You are trying to use…
exception error profiler, config, symfony
The action argument "...$%1$s" is required to be an array…
exception error symfony, variadic, argument-resolver, type-error
Rendering a fragment can only be done when handling a…
exception error php, symfony, fragment, request-context
The validation groups expression or closure must return a…
exception error symfony, validation, groups, logic-exception
Unable to store the metadata.
exception error http-cache, file-write, symfony
The "symfony/serializer" component is required to use the "#
exception error serializer, missing-dependency, attributes, symfony
Unable to store the entity.
exception error http-cache, file-write, symfony
Invalid log level " ".
exception error attributes, logging, psr-3, validation
Controller attributes cannot contain non-scalar/non-null…
exception error php, symfony, fragment, validation
Cache pool not found
exception error symfony, cache, psr6, not-found
Unable to create the store directory
exception critical php, symfony, http-cache, filesystem, permissions
You cannot pass non-empty bodies as the Mime component is…
exception error http-client, missing-dependency, symfony
Invalid regular expression in the "$
exception error regex, profiler, configuration, symfony
The value of the "$if" option of the
exception error type-mismatch, cache-attribute, symfony
You must use a URI when using the ESI rendering strategy or…
exception error php, symfony, fragment, signing, configuration
The value of the "$key" option of the
exception error type-mismatch, rate-limiting, expression, symfony
0
Error when rendering
exception error php, symfony, fragment, http-error
The controller for URI
exception error symfony, controller, routing, callable
Generating a fragment URL can only be done when handling a…
exception error php, symfony, fragment, request-context
GroupSequence cannot be used inside an array of validation…
exception error symfony, validation, group-sequence, groups
Rate limiter " " does not exist. Did you forget to…
exception error rate-limiting, service-not-found, configuration, symfony
Unable to open " ".
exception error logging, filesystem, file-open, permissions
Nested closures in validation groups are not supported. Use…
exception error symfony, validation, closure, groups
Validation groups must be strings.
exception error symfony, validation, type-error, groups