Pratik, I checked the .htaccess file, checked with my web host, and found no error. Then, when I tested the Fotographie theme, i found these errors. Can you please fix these in your next firmware update… Perhaps, this is causing the older posts error.
WARNING: error_log PHP error log found.
INFO: Only one text-domain is being used in this theme. Make sure it matches the theme’s slug correctly so that the theme will be compatible with WordPress.org language packs.
The domain found is fotografie
INFO: inc/customizer/upgrade-button/class-customize.php The theme appears to use include or require. If these are being used to include separate sections of a template from independent files, then get_template_part() should be used instead.
Line 65: require_once( trailingslashit( get_template_directory() ) . ‘inc/customizer