ErrLookup › transloadit/uppy

transloadit/uppy

The next open source file uploader for web browsers :dog: · TypeScript · 513 source files

Analyzed at 5d4dedd02a on 2026-08-28. 127 documented errors.

Code / MessageTypeSeverityTags
File data is missing for file ${options.file.id}
exception error companion, http-500, error-handler, production
Missing S3 object key for aborting upload
exception warning companion, oauth, http-400, routing
Missing S3 object key for resuming upload
exception error companion, oauth, state-mismatch, http-400
Missing S3 object key for uploading part
exception error companion, oauth, provider-not-registered, http-400
Missing S3 object key for completing multipart upload
exception error companion, oauth, configuration, http-500
companionEndpoint must be a string
validation error companion, oauth, provider-not-registered, http-400
s3Endpoint must be a string
validation error companion, oauth, custom-provider, http-400
getCredentials must be a function
validation warning companion, webhook, deauthorization, http-400
region must be a string
validation warning companion, provider-files, http-400, validation
signRequest must be a function
validation error companion, provider-files, http-400, provider-session
One of options `companionEndpoint`, `signRequest`, or `getCr
validation warning companion, provider-files, http-400, query-params
Companion request failed: ${response.statusText}
http info companion, logout, http-400
[s3mini] fileType must be a string
validation critical companion, oauth, configuration, http-500
No uploadId returned
exception warning companion, preauth, http-400, request-body
No key returned
exception warning companion, preauth, http-400, routing
[s3mini] Missing ETag in uploadPart response headers
exception warning companion, preauth, http-501, not-implemented
[s3mini] uploadId must be a non-empty string
validation critical companion, preauth, secrets, http-500
AbortError
Request aborted
 exception warning companion, refresh-token, http-400, routing
Not implemented
exception error companion, refresh-token, http-401, oauth
Either signRequest or getCredentials must be provided
validation critical aws-s3, configuration, constructor-validation, typescript
signRequest must be a function
validation critical aws-s3, configuration, type-validation, signing
[s3mini] endpoint must be a non-empty string
validation critical aws-s3, configuration, missing-endpoint, env-var
getCredentials must be a function
validation critical aws-s3, configuration, type-validation, credentials
Endpoint is required for credential-based signing
exception critical aws-s3, credentials, sigv4, endpoint, configuration
[s3mini] endpoint must be a valid URL. Expected format: http
validation critical aws-s3, endpoint, url-validation, configuration
[s3mini] key must be a non-empty string
validation error aws-s3, validation, object-key, multipart-upload
[s3mini] uploadId must be a non-empty string
validation error aws-s3, multipart-upload, validation, upload-id
[s3mini] partNumber must be a positive integer
validation error aws-s3, multipart-upload, validation, part-number
[s3mini] fileType must be a string
validation error aws-s3, multipart-upload, content-type, validation
[s3mini] Failed to create multipart upload: ${JSON.stringify
exception critical aws-s3, multipart-upload, xml-parsing, s3-error
[s3mini] Missing ETag in uploadPart response headers
exception critical aws-s3, etag, cors, multipart-upload, headers
AbortError
Request aborted
 exception warning aws-s3, abort, abortsignal, network, cancellation
NETWORK
Network error during S3 request
 error_code error aws-s3, network, xhr, cors, offline
S3 returned ${xhr.status}${serviceCode ? ` – ${serviceCode}`
exception error s3, http-status, aws, multipart
ERROR_UPLOAD_ID_REQUIRED
validation error s3, multipart, validation, typescript
${C.ERROR_PREFIX}CompleteMultipartUpload response missing Lo
exception error s3, multipart, xml-parsing, retryable
${C.ERROR_PREFIX}Failed to complete multipart upload: ${JSON
exception error s3, multipart, unexpected-response
${C.ERROR_PREFIX}Failed to abort multipart upload: ${String(
exception error s3, multipart, abort
${C.ERROR_PREFIX}Failed to delete object. HTTP status: ${xhr
exception error s3, delete, http-status
No access to "${filePath}". Please ensure the directory exis
exception critical companion, filesystem, permissions, startup, docker
If you want to use '/' as server.path, leave the 'path' vari
exception error companion, configuration, startup
The Provider option "providerOptions.${deprecated}" is no lo
exception error companion, configuration, migration, breaking-change
uploadUrls is required
exception critical companion, configuration, security, startup, production
Option corsOrigins is required. To disable security, pass tr
validation critical companion, configuration, cors, startup
Option corsOrigins cannot be "*". To disable security, pass
validation error companion, configuration, cors, security
unsupported HTTP METHOD specified
validation error companion, uploader, validation, http-method
maxFileSize exceeded
validation error companion, uploader, file-size, validation
fieldname must be a string
validation error companion, uploader, validation, form-data
metadata must be an object
validation error companion, uploader, validation, metadata
headers must be an object
validation error companion, uploader, validation, http-headers
unsupported protocol specified
validation error companion, uploader, validation, protocol, enum
no destination specified
validation error companion, uploader, validation, destination
invalid destination url
validation error companion, uploader, url-validation
upload destination does not match any allowed destinations
validation error companion, allowlist, security, uploader
incorrect chunkSize
validation error companion, uploader, chunk-size, type-validation
uploaded only ${bytesUploaded} of ${this.size} with status:
exception error companion, uploader, multipart, network, partial-upload
Unknown multipart upload error
exception error companion, uploader, multipart, network, diagnostics
The S3 client is not configured on this companion instance.
exception critical companion, s3, configuration, env-var
Invalid token payload
validation error companion, jwt, token, payload
No payload
validation error companion, jwt, token, null-check
Invalid token payload: expected string
validation error companion, jwt, token, auth
Missing token payload for provider ${providerName}
validation error companion, jwt, oauth, provider, token
Invalid OAuth state payload
validation error companion, oauth, state, encryption
URL server responded with status: ${urlMeta.statusCode}
http error companion, url, metadata, http-status
Invalid encrypted value. Maybe it was generated with an old
validation error companion, encryption, auth-token, migration
s3: bucket key must be a string or a function resolving the
exception critical companion, s3, configuration, aws
Received no remote credentials
exception error companion, credentials, provider, configuration
Missing access_token
exception error companion, dropbox, oauth, refresh-token
Unexpected Facebook response: missing body
exception error companion, facebook, graph-api, batch-request
Unexpected Facebook response: missing images
exception error companion, facebook, graph-api, image
Facebook provider secret is not configured
exception critical companion, facebook, configuration, credentials
Unexpected Facebook response: missing batch result
exception error companion, facebook, graph-api, batch-request
call to thumbnail is not implemented
exception warning facebook, thumbnail, not-implemented, companion, provider
Missing access_token
exception error google, oauth, refresh-token, invalid-grant, companion
call to thumbnail is not implemented
exception warning onedrive, thumbnail, not-implemented, companion, provider
Unexpected OneDrive token refresh response
exception error onedrive, oauth, refresh-token, invalid-grant, companion, microsoft
Unexpected Unsplash response: missing download links
exception error unsplash, download, api-contract, attribution, companion
invalid public link url
validation error webdav, public-link, url-validation, ssrf, companion
missingRequiredMetaField
validation error uppy, validation, metadata, restrictions, i18n
Could not load authentication data required for third-party
exception error companion, oauth, pre-auth, network, provider
Failed request with status: ${res.status}. ${res.statusText}
http error companion, http, proxy, invalid-json, gateway-error
OAuth2 error: ${response.error}
exception error google-picker, oauth2, consent, scopes
Failed to list folder contents for '${doc.name}' (${doc.id})
http error google-picker, google-drive, rate-limit, folder
Failed to create a session
http error google-picker, google-photos, session, api-not-enabled
Failed to get a media items
http error google-picker, google-photos, pagination, media-items
Failed to get session
http error google-picker, google-photos, session-polling, timeout
File is too big to store.
exception warning golden-retriever, indexeddb, file-size, persistence
No space left
exception warning golden-retriever, indexeddb, quota, storage-full
cannot read image, probably an svg with external resources
exception warning thumbnail-generator, svg, canvas-tainted, blob
could not extract blob, probably an old browser
exception warning thumbnail-generator, legacy-browser, polyfill, canvas
ThumbnailGenerator: The `lazy` and `waitForThumbnailsBeforeU
validation error thumbnail-generator, config, mutually-exclusive-options
File data is empty
exception error thumbnail-generator, file-data, null-data
Transloadit: The `params` option is required.
validation error transloadit, config, params, missing-option
Transloadit: The `params` option is a malformed JSON string.
validation error transloadit, json, parse-error, config
Transloadit: The `params.auth.key` option is required. You c
validation error transloadit, auth, api-key, config
Transloadit: Assembly status is missing `assembly_id`.
exception error transloadit, assembly, api-response, rate-limit
Transloadit: Assembly status is missing ${label}.
exception error transloadit, assembly, url, api-response
All files were canceled after assembly was created
exception warning transloadit, cancel, race-condition, assembly
The `metaFields` option has been renamed to `allowedMetaFiel
validation error tus, migration, renamed-option, breaking-change
The `autoRetry` option was deprecated and has been removed.
validation error tus, retry, removed-option, breaking-change
Cannot mark a queued request as done: this indicates a bug
exception error tus, internal-assertion, queue, abort
File data is empty
exception error tus, file-data, missing-blob, upload
isDropOrPaste must be either 'drop' or 'paste', but it's ${i
exception error url, drop, paste, invalid-argument
UppyContextProvider: passing `uppy` as a prop is required
validation error vue, headless, provider, missing-prop
Component must be called within a UppyContextProvider
validation error vue, context, inject, provider
`opts.formData` must be true when `opts.bundle` is enabled.
validation error xhr-upload, bundle, form-data, invalid-config
No video stream available
exception error screen-capture, getdisplaymedia, media-recorder, browser-support
Screen capture is not supported
exception error screen-capture, feature-detection, browser-support, https
Failed to get screen capture stream
exception error screen-capture, permission-denied, stream, getdisplaymedia
Failed to get canvas context
exception error canvas, video-metadata, screen-capture, race-condition
Companion hostname is required, please consult https://uppy.
validation critical companion, configuration, unsplash, required-option
Companion hostname is required, please consult https://uppy.
validation critical companion, configuration, url-plugin, required-option
onBeforeSnapshot: ${message}
exception error webcam, user-callback, hook, snapshot
File data is empty
exception error webcam, snapshot, blob, getusermedia
Failed to download file
http error companion, server, download, provider, http-500
Invalid request body
http warning companion, validation, zod, google-picker, http-400
Invalid URL
http warning google-picker, url-validation, companion, bad-request
s3: filename returned from `getKey` must be a string
http error s3, companion, multipart-upload, configuration, type-validation
s3: content type must be a string
http error s3, companion, multipart-upload, mime-type, request-validation
s3: the object key must be passed as a query parameter. For
http error s3, companion, multipart-upload, query-parameters, request-validation
s3: uploadId must be provided.
http error s3, companion, multipart-upload, path-parameters, request-validation
s3: the part number must be a number between 1 and 10000.
http error s3, companion, multipart-upload, part-number, request-validation
s3: the part numbers must be passed as a comma separated que
http error s3, companion, multipart-upload, batch, query-parameters, request-validation
s3: the part numbers must be a number between 1 and 10000.
http error s3, companion, multipart-upload, batch, part-number, request-validation
res.sendStatus(400)
http error companion, provider, http-400, search
res.sendStatus(500)
http error companion, search, http-500, query-params
res.sendStatus(501)
http error companion, auth, http-501, credentials