ErrLookup › actix/actix-web
actix/actix-web
Actix Web is a powerful, pragmatic, and extremely fast web framework for Rust. · Rust · 228 source files
Analyzed at da8396bed9 on 2026-09-17. 47 documented errors.
| Code / Message | Type | Severity | Tags |
|---|---|---|---|
| failed to build Hickory DNS resolver | panic | critical | awc, dns, hickory, resolver, tokio, panic, startup |
| Failed to find native root certificates | panic | critical | awc, rustls, tls, certificates, docker, panic, startup |
| invalid Range header: invalid syntax | http | warning | http, range-header, actix-files, client-error |
| Invalid opcode ( ) | validation | error | websocket, protocol, rfc6455, actix-http |
| Duplicate field found | http | error | multipart, form-data, actix-multipart, validation |
| Provided path has no filename | exception | error | filesystem, actix-files, named-file, validation |
| unknown continuation fragment | exception | error | websocket, protocol, actix-http, fragmentation |
| Received a frame with non-zero reserved bits | exception | error | websocket, protocol, rfc6455, reserved-bits, compression |
| Duplicate field found | validation | warning | multipart, form-validation, actix-web, duplicate-field |
| No such file | http | warning | filesystem, actix-files, http-404, configuration |
| Required field is missing | http | error | multipart, form-data, actix-multipart, validation |
| invalid opcode ( ) | exception | error | websocket, protocol, actix-http, framing |
| `MultipartForm` can only be derived for structs | validation | critical | multipart, derive-macro, actix-multipart, compile-error |
| invalid control frame length | exception | error | websocket, protocol, actix-http, control-frame |
| `MultipartForm` can only be derived for a struct with named… | validation | error | rust, actix-web, multipart, derive-macro, compile-time |
| cannot reuse response builder | panic | error | rust, actix-http, response-builder, runtime-panic, api-misuse |
| Unknown field | validation | warning | multipart, form-validation, actix-web, unknown-field |
| Multiple fields named | validation | error | rust, actix-web, multipart, derive-macro, compile-time |
| Unknown continuation fragment | validation | error | websocket, protocol, fragmentation, state-machine |
| invalid Range header: range starts after end of content | http | warning | http, range-header, actix-files, client-error |
| Unknown field | http | error | multipart, form-data, actix-multipart, validation |
| Response Payload IO timed out | exception | error | rust, awc, http-client, runtime, timeout, network, io |
| Invalid chunk size line: Size is too big | exception | error | http, chunked-encoding, actix-http, security |
| invalid service definition, expected # | validation | error | rust, actix-web, codegen, routing, compile-time, macro |
| actix-http client only supports versions http/1.1 & http/2 | panic | critical | rust, awc, http-client, runtime-panic, configuration, network |
| All default headers must be added before cloning. | panic | error | rust, actix-web, middleware, runtime-panic, builder-pattern, headers |
| Invalid chunk size line: Invalid Size | exception | error | http, chunked-encoding, actix-http, protocol |
| Required field is missing | validation | warning | multipart, form-validation, actix-web, missing-field |
| Invalid character in chunk extension | exception | error | http, chunked-encoding, actix-http, security |
| Invalid header value | panic | error | rust, actix-web, middleware, runtime-panic, headers, deprecated, input-validation |
| The #[routes] macro requires at least one `# | validation | error | rust, actix-web, codegen, routing, compile-time, macro |
| The #[route(..)] macro requires at least one `method`… | validation | error | rust, actix-web, codegen, routing, compile-time, macro |
| Invalid header name | panic | error | rust, actix-web, middleware, runtime-panic, headers, deprecated |
| Invalid control frame length | validation | error | websocket, protocol, rfc6455, frame-length |
| Value for parameter is not available | panic | error | rust, actix-web, routing, runtime-panic, path-params |
| Multiple paths specified! There should be only one. | validation | error | rust, actix-web, codegen, routing, compile-time, macro |
| Invalid chunk size linear white space | exception | error | http, chunked-encoding, actix-http, protocol |
| scopes should not have trailing slashes; see… | validation | error | rust, actix-web, codegen, routing, compile-time, macro, scope |
| Could not parse size limit | validation | error | rust, actix-web, multipart, derive-macro, compile-time, configuration |
| Invalid chunk end LF | exception | error | http, chunked-encoding, actix-http, protocol |
| #[scope] macro must be attached to a module | validation | error | rust, actix-web, codegen, routing, compile-time, macro, scope |
| argument to scope macro is not a string literal, expected… | validation | error | rust, actix-web, codegen, routing, compile-time, macro, scope |
| Invalid chunk end CR | exception | error | http, chunked-encoding, actix-http, protocol |
| Invalid chunk body LF | exception | error | http, chunked-encoding, actix-http, protocol |
| Invalid chunk size LF | exception | error | http, chunked-encoding, actix-http, protocol |
| Invalid chunk body CR | exception | error | http, chunked-encoding, actix-http, protocol |
| missing arguments for scope macro, expected… | validation | error | rust, actix-web, codegen, routing, compile-time, macro, scope |