How to Resolve \'Unable to Find Socket Transport \'ssl\'\' Error in PHP?

Troubleshooting Socket Transport "ssl" Enablement in PHP

When encountering the error "Unable to find the socket transport 'ssl' - did you forget to enable it when you configured PHP?", it's important to ensure the socket transport "ssl" is properly enabled. Here's a detailed guide to assist in troubleshooting this issue:

1. Check PHP.ini Configuration:

   • Uncomment the following extensions in PHP.ini:

     • extension=php_openssl.dll
     • extension=php_sockets.dll

2. Verify PHP.ini Loading:

   • Ensure PHP is loading the modified PHP.ini file. The "Loaded Configuration File" should display the correct path.

3. Ensure Extension DLLs Presence:

   • Check that php_openssl.dll and php_sockets.dll are located in the PHP extension directory.

4. Configure OpenSSL and LibreSSL:

   • Copy ssleay32.dll and libeay32.dll to the PHP folder, Windows folder, and Windows/system32 folder.

5. Set Windows Path Variable:

   • Add the PHP directory to the Windows PATH environment variable to ensure PHP finds the necessary DLLs.

6. Check File Permissions:

   • Ensure that all relevant files (PHP extensions, DLLs) have the correct file permissions.

7. Restart IIS:

   • Restart IIS after making any configuration changes to ensure they take effect.

In your specific case, you may need to take additional steps mentioned in the provided answer:

• Rename php.ini-production to php.ini to use the correct PHP configuration file.
• Uncomment extension_dir=ext in php.ini to set the directory where PHP extensions are located.

By troubleshooting in smaller steps, you can isolate the source of the problem and apply the necessary fixes.

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