HTTP 203 Non-Authoritative Information vs 400 Bad Request
HTTP 203 (Non-Authoritative Information) is a 2xx Success response, while 400 (Bad Request) is a 4xx Client Error response. 203 indicates that the response payload has been modified by a transforming proxy from the origin server's 200 response. In contrast, 400 means that the server cannot process the request due to malformed syntax, invalid request message framing, or deceptive request routing.
คำอธิบาย
The response payload has been modified by a transforming proxy from the origin server's 200 response.
เมื่อคุณพบเห็น
When a proxy or CDN modifies the response body (e.g., adds headers, transforms content).
วิธีแก้ไข
Check if a proxy is modifying the response. Access the origin directly if you need the original content.
คำอธิบาย
The server cannot process the request due to malformed syntax, invalid request message framing, or deceptive request routing.
เมื่อคุณพบเห็น
When sending malformed JSON, missing required fields, or invalid query parameters.
วิธีแก้ไข
Check the request body format, validate all required fields, and ensure proper encoding.
ความแตกต่างหลัก
203 is a 2xx Success response, while 400 is a 4xx Client Error response.
HTTP 203: The response payload has been modified by a transforming proxy from the origin server's 200 response.
HTTP 400: The server cannot process the request due to malformed syntax, invalid request message framing, or deceptive request routing.
You encounter 203 when when a proxy or CDN modifies the response body (e.g., adds headers, transforms content).
You encounter 400 when when sending malformed JSON, missing required fields, or invalid query parameters.
ควรใช้อันไหนเมื่อไร
For 203 (Non-Authoritative Information): Check if a proxy is modifying the response. Access the origin directly if you need the original content. For 400 (Bad Request): Check the request body format, validate all required fields, and ensure proper encoding.