HTTP 102 Processing vs 412 Precondition Failed
HTTP 102 (Processing) is a 1xx Informational response, while 412 (Precondition Failed) is a 4xx Client Error response. 102 indicates that the server has received and is processing the request, but no response is available yet. Prevents the client from timing out. In contrast, 412 means that one or more conditions in the request headers (If-Match, If-Unmodified-Since) evaluated to false.
الوصف
The server has received and is processing the request, but no response is available yet. Prevents the client from timing out.
متى تراه
During long-running WebDAV operations.
كيفية الإصلاح
Wait for the final response. This is an interim status to prevent timeouts.
الوصف
One or more conditions in the request headers (If-Match, If-Unmodified-Since) evaluated to false.
متى تراه
When using conditional requests with ETags and the resource has changed.
كيفية الإصلاح
Refresh the ETag/Last-Modified value and retry with updated preconditions.
الفروق الرئيسية
102 is a 1xx Informational response, while 412 is a 4xx Client Error response.
HTTP 102: The server has received and is processing the request, but no response is available yet. Prevents the client from timing out.
HTTP 412: One or more conditions in the request headers (If-Match, If-Unmodified-Since) evaluated to false.
You encounter 102 when during long-running WebDAV operations.
You encounter 412 when when using conditional requests with ETags and the resource has changed.
متى تستخدم أيًا منهما
For 102 (Processing): Wait for the final response. This is an interim status to prevent timeouts. For 412 (Precondition Failed): Refresh the ETag/Last-Modified value and retry with updated preconditions.