What should I do if a 500 error occurs when uploading files in PHP?

Solution to the 500 error when uploading files in php: First check whether the permissions of the client_body_temp directory are set to inaccessible; then check whether the value of client_body_buffer_size is set too small. If so, increase the value.

Problem:

can upload files smaller than 10k, but will report a 500 error when uploading files larger than 10k.

(Recommended tutorial: php video tutorial)

Solution:

1. Check whether the client_body_temp directory is set to inaccessible, so that there is no permission to write Temporary file;

2. Check whether client_body_buffer_size uses the default setting;

3. Check whether client_header_buffer_size is set to a larger value.

Regarding the role of the client_body_temp directory, simply put, if the client POSTs a relatively large file and the length exceeds the size of the nginx buffer, part or all of the file needs to be temporarily stored in the client_body_temp directory. Temporary Files.

Related recommendations: php training

The above is the detailed content of What should I do if a 500 error occurs when uploading files in PHP?. For more information, please follow other related articles on the PHP Chinese website!