What to do if a 500 error occurs on the php server

Solution to 500 error in php server: 1. Open the php.ini configuration file; 2. Modify the configuration [display_errors = On error_reporting = E_ALL | E_STRICT]; 3. Restart apache.

After PHP novices set up the development environment in the early stage, when a syntax error occurs during development, the server returns 500 (server internal error) instead of returning an error message. At this time, you need to make some configurations in the development environment to help you quickly find the cause of the problem, locate the problem, and solve the problem.

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The specific steps are as follows:

1. Find the php configuration file /etc/ php.ini

Configuration parameter value:

display_errors = On 
error_reporting = E_ALL | E_STRICT

2. Restart the apache service

service httpd restart

At this time, the browser can already output error messages.

3. Continue to configure apache, open /etc/httpd/conf/httpd.conf

Add two lines at the end of the apache configuration file:

php_flag display_errors on
php_value error_reporting 2039

4. Restart apache .

The setting of parameters in php.ini can also be done in php code.

Call: Call the ini_set() function

ini_set('display_errors',1);
error_reporting(E_ALL);

This way you can dynamically output errors in the specified php file.

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