PHP: move_uploaded_file(): Unable to move '/
The error message typically occurs when the PHP script is trying to move an uploaded file from its temporary location to a new destination.
The error message "PHP: move_uploaded_file(): Unable to move '/path/to/temp/file' to '/path/to/destination/file'" typically occurs when the PHP script is trying to move an uploaded file from its temporary location to a new destination, but the script does not have the necessary permissions to do so.
To fix this error, you can try giving the PHP script the necessary permissions to write to the destination folder by changing the folder's permissions using chmod. Other common causes include a missing destination directory or open_basedir restrictions in your PHP configuration.
For example, to set appropriate read/write/execute permissions for the owner and group, you can use the following command:
Example of setting folder permissions via command line
chmod -R 775 /path/to/destination/folderIt's also a good practice to use a folder outside of web root to save the file and move it later to the final destination.
Note: Avoid using chmod 777, as it gives everyone full access to the folder. It is not recommended for production environments. If you need to set permissions programmatically in PHP, use the chmod() function with appropriate mode values.