Reason: CORS request did not succeed

原因

原因: CORS 请求未成功

哪里错了？

使用CORS的HTTP 请求失败，因为HTTP连接在网络或协议级别失败。该错误与CORS没有直接关系，而是某种基本的网络错误。很多情况下，它是某个浏览器插件（比如广告拦截或隐私保护插件）阻止了请求而引起的。

参见

相关主题
  1. HTTP
  2. Guides:
  3. Resources and URIs
    1. Identifying resources on the Web
    2. Data URIs
    3. Introduction to MIME Types
    4. Complete list of MIME Types
    5. Choosing between www and non-www URLs
  4. HTTP guide
    1. Basics of HTTP
    2. Overview of HTTP
    3. Evolution of HTTP
    4. HTTP Messages
    5. A typical HTTP session
    6. Connection management in HTTP/1.x
    7. Protocol upgrade mechanism
  5. HTTP security
    1. Content Security Policy (CSP)
    2. HTTP Public Key Pinning (HPKP)
    3. HTTP Strict Transport Security (HSTS)
    4. Cookie security
    5. X-Content-Type-Options
    6. X-Frame-Options
    7. X-XSS-Protection
    8. Mozilla web security guidelines
    9. Mozilla Observatory
  6. HTTP access control (CORS)
  7. HTTP authentication
  8. HTTP caching
  9. HTTP compression
  10. HTTP conditional requests
  11. HTTP content negotiation
  12. HTTP cookies
  13. HTTP range requests
  14. HTTP redirects
  15. HTTP specifications
  16. Feature policy
  17. References:
  18. HTTP headers
    1. Accept
    2. Accept-Charset
    3. Accept-Encoding
    4. Accept-Language
    5. Accept-Patch
    6. Accept-Ranges
    7. Access-Control-Allow-Credentials
    8. Access-Control-Allow-Headers
    9. Access-Control-Allow-Methods
    10. Access-Control-Allow-Origin
    11. Access-Control-Expose-Headers
    12. Access-Control-Max-Age
    13. Access-Control-Request-Headers
    14. Access-Control-Request-Method
    15. Age
    16. Allow
    17. Alt-Svc
    18. Authorization
    19. Cache-Control
    20. Clear-Site-Data
    21. Connection
    22. Content-Disposition
    23. Content-Encoding
    24. Content-Language
    25. Content-Length
    26. Content-Location
    27. Content-Range
    28. Content-Security-Policy
    29. Content-Security-Policy-Report-Only
    30. Content-Type
    31. Cookie
    32. Cookie2
    33. Cross-Origin-Resource-Policy
    34. DNT
    35. Date
    36. ETag
    37. Early-Data
    38. Expect
    39. Expect-CT
    40. Expires
    41. Feature-Policy
    42. Forwarded
    43. From
    44. Host
    45. If-Match
    46. If-Modified-Since
    47. If-None-Match
    48. If-Range
    49. If-Unmodified-Since
    50. Index [我来译!]
    51. Keep-Alive
    52. Large-Allocation
    53. Last-Modified
    54. Link
    55. Location
    56. Origin
    57. Pragma
    58. Proxy-Authenticate
    59. Proxy-Authorization
    60. Public-Key-Pins
    61. Public-Key-Pins-Report-Only
    62. Range
    63. Referer
    64. Referrer-Policy
    65. Retry-After
    66. Save-Data [我来译!]
    67. Sec-WebSocket-Accept
    68. Server
    69. Server-Timing [我来译!]
    70. Set-Cookie
    71. Set-Cookie2
    72. SourceMap
    73. HTTP Strict Transport Security
    74. TE
    75. Timing-Allow-Origin
    76. Tk
    77. Trailer
    78. Transfer-Encoding
    79. Upgrade-Insecure-Requests
    80. 用户代理
    81. Vary
    82. Via
    83. WWW-Authenticate
    84. Warning
    85. X-Content-Type-Options
    86. DNS 预读取
    87. X-Forwarded-For
    88. X-Forwarded-Host
    89. X-Forwarded-Proto
    90. X-Frame-Options 响应头
    91. X-XSS-Protection
  19. HTTP request methods
    1. CONNECT
    2. DELETE
    3. GET
    4. HEAD
    5. OPTIONS
    6. PATCH
    7. POST
    8. PUT
    9. TRACE
  20. HTTP response status codes
    1. 100 Continue
    2. 101 Switching Protocol
    3. 103 Early Hints
    4. 200 OK
    5. 201 Created
    6. 202 Accepted
    7. 203 Non-Authoritative Information
    8. 204 No Content
    9. 205 Reset Content
    10. 206 Partial Content
    11. 300 Multiple Choices
    12. 301 Moved Permanently
    13. 302 Found
    14. 303 See Other
    15. 304 Not Modified
    16. 307 Temporary Redirect
    17. 308 Permanent Redirect
    18. 400 Bad Request
    19. 401 Unauthorized
    20. 402 Payment Required
    21. 403 Forbidden
    22. 404 Not Found
    23. 405 Method Not Allowed
    24. 406 Not Acceptable
    25. 407 Proxy Authentication Required
    26. 408 Request Timeout
    27. 409 Conflict
    28. 410 Gone
    29. 411 Length Required
    30. 412 Precondition Failed（先决条件失败）
    31. 413 Payload Too Large
    32. 414 URI Too Long
    33. 415 Unsupported Media Type
    34. 416 Range Not Satisfiable
    35. 417 Expectation Failed
    36. 418 I'm a teapot
    37. 422 Unprocessable Entity
    38. 425 Too Early
    39. 426 Upgrade Required
    40. 428 Precondition Required
    41. 429 Too Many Requests
    42. 431 Request Header Fields Too Large
    43. 451 Unavailable For Legal Reasons
    44. 500 内部服务器错误
    45. 501 Not Implemented
    46. 502 Bad Gateway
    47. 503 Service Unavailable
    48. 504 Gateway Timeout
    49. 505 HTTP Version Not Supported
    50. 511 Network Authentication Required
  21. CSP directives
    1. CSP: base-uri
    2. CSP: block-all-mixed-content
    3. CSP: child-src [我来译!]
    4. CSP: connect-src
    5. CSP: default-src
    6. CSP: disown-opener [我来译!]
    7. CSP: font-src
    8. CSP: form-action
    9. CSP: frame-ancestors
    10. CSP: frame-src [我来译!]
    11. CSP: img-src [我来译!]
    12. CSP: manifest-src [我来译!]
    13. CSP: media-src [我来译!]
    14. CSP: navigate-to [我来译!]
    15. CSP: object-src [我来译!]
    16. CSP: plugin-types [我来译!]
    17. CSP: prefetch-src [我来译!]
    18. CSP: referrer [我来译!]
    19. report-to
    20. CSP: report-uri [我来译!]
    21. CSP: require-sri-for
    22. CSP: sandbox
    23. CSP: script-src [我来译!]
    24. CSP: script-src-attr [我来译!]
    25. CSP: script-src-elem [我来译!]
    26. CSP: style-src [我来译!]
    27. CSP: style-src-attr [我来译!]
    28. CSP: style-src-elem [我来译!]
    29. CSP: trusted-types [我来译!]
    30. CSP: upgrade-insecure-requests
    31. CSP: worker-src [我来译!]
  22. CORS errors
    1. Reason: CORS disabled
    2. 原因：CORS 头 'Access-Control-Allow-Origin'与'xyz'不匹配
    3. Reason: CORS header 'Access-Control-Allow-Origin' missing
    4. Reason: CORS header ‘Origin’ cannot be added
    5. Reason: CORS preflight channel did not succeed
    6. Reason: CORS request did not succeed
    7. Reason: CORS request external redirect not allowed
    8. 原因：CORS 请求不是 HTTP
    9. Reason: Credential is not supported if the CORS header ‘Access-Control-Allow-Origin’ is ‘*’
    10. Reason: Did not find method in CORS header ‘Access-Control-Allow-Methods’ [我来译!]
    11. Reason: Multiple CORS header 'Access-Control-Allow-Origin' not allowed [我来译!]
    12. Reason: expected ‘true’ in CORS header ‘Access-Control-Allow-Credentials’ [我来译!]
    13. Reason: invalid token ‘xyz’ in CORS header ‘Access-Control-Allow-Headers’ [我来译!]
    14. Reason: invalid token ‘xyz’ in CORS header ‘Access-Control-Allow-Methods’ [我来译!]
    15. Reason: missing token ‘xyz’ in CORS header ‘Access-Control-Allow-Headers’ from CORS preflight channel [我来译!]
  23. Feature-Policy directives
    1. Feature-Policy: accelerometer [我来译!]
    2. Feature-Policy: ambient-light-sensor [我来译!]
    3. Feature-Policy: autoplay
    4. Feature-Policy: camera [我来译!]
    5. Feature-Policy: display-capture [我来译!]
    6. Feature-Policy: document-domain [我来译!]
    7. Feature-Policy: encrypted-media [我来译!]
    8. Feature-Policy: fullscreen [我来译!]
    9. Feature-Policy: geolocation [我来译!]
    10. Feature-Policy: gyroscope [我来译!]
    11. Feature-Policy: layout-animations [我来译!]
    12. Feature-Policy: legacy-image-formats [我来译!]
    13. Feature-Policy: magnetometer [我来译!]
    14. Feature-Policy: microphone [我来译!]
    15. Feature-Policy: midi [我来译!]
    16. Feature-Policy: oversized-images [我来译!]
    17. Feature-Policy: payment [我来译!]
    18. Feature-Policy: picture-in-picture [我来译!]
    19. Feature-Policy: speaker [我来译!]
    20. Feature-Policy: sync-xhr [我来译!]
    21. Feature-Policy: unoptimized-images [我来译!]
    22. Feature-Policy: unsized-media [我来译!]
    23. Feature-Policy: usb [我来译!]
    24. Feature-Policy: vibrate [我来译!]
    25. Feature-Policy: vr [我来译!]
    26. Feature-Policy: wake-lock [我来译!]
    27. Feature-Policy: xr [我来译!]