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HTTP Response Status Codes

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Microsoft Defined Constant Token

Value

Comment

HTTP_STATUS_CONTINUE

100

OK to continue with request

HTTP_STATUS_SWITCH_PROTOCOLS

101

server has switched protocols in upgrade header

HTTP_STATUS_OK

200

request completed

HTTP_STATUS_CREATED

201

object created, reason = new URI

HTTP_STATUS_ACCEPTED

202

async completion (TBS)

HTTP_STATUS_PARTIAL

203

partial completion

HTTP_STATUS_NO_CONTENT

204

no info to return

HTTP_STATUS_RESET_CONTENT

205

request completed, but clear form

HTTP_STATUS_PARTIAL_CONTENT

206

partial GET fulfilled

HTTP_STATUS_AMBIGUOUS

300

server couldn't decide what to return

HTTP_STATUS_MOVED

301

object permanently moved

HTTP_STATUS_REDIRECT

302

object temporarily moved

HTTP_STATUS_REDIRECT_METHOD

303

redirection w/ new access method

HTTP_STATUS_NOT_MODIFIED

304

if-modified-since was not modified

HTTP_STATUS_USE_PROXY

305

redirection to proxy, location header specifies proxy to use

HTTP_STATUS_REDIRECT_KEEP_VERB

307

HTTP/1.1: keep same verb

HTTP_STATUS_BAD_REQUEST

400

invalid syntax

HTTP_STATUS_DENIED

401

access denied

HTTP_STATUS_PAYMENT_REQ

402

payment required

HTTP_STATUS_FORBIDDEN

403

request forbidden

HTTP_STATUS_NOT_FOUND

404

object not found

HTTP_STATUS_BAD_METHOD

405

method is not allowed

HTTP_STATUS_NONE_ACCEPTABLE

406

no response acceptable to client found

HTTP_STATUS_PROXY_AUTH_REQ

407

proxy authentication required

HTTP_STATUS_REQUEST_TIMEOUT

408

server timed out waiting for request

HTTP_STATUS_CONFLICT

409

user should resubmit with more info

HTTP_STATUS_GONE

410

the resource is no longer available

HTTP_STATUS_LENGTH_REQUIRED

411

the server refused to accept request w/o a length

HTTP_STATUS_PRECOND_FAILED

412

precondition given in request failed

HTTP_STATUS_REQUEST_TOO_LARGE

413

request entity was too large

HTTP_STATUS_URI_TOO_LONG

414

request URI too long

HTTP_STATUS_UNSUPPORTED_MEDIA

415

unsupported media type

HTTP_STATUS_RETRY_WITH

449

retry after doing the appropriate action.

HTTP_STATUS_SERVER_ERROR

500

internal server error

HTTP_STATUS_NOT_SUPPORTED

501

required not supported

HTTP_STATUS_BAD_GATEWAY

502

error response received from gateway

HTTP_STATUS_SERVICE_UNAVAIL

503

temporarily overloaded

HTTP_STATUS_GATEWAY_TIMEOUT

504

timed out waiting for gateway

HTTP_STATUS_VERSION_NOT_SUP

505

HTTP version not supported