An unexpected error occurred

Добрый день! Каждый раз при попытке установить тему или плагин ошибка.
плагины:

Warning: An unexpected error occurred. Something may be wrong with WordPress.org or this server’s configuration. If you continue to have problems, please try the support forums. (WordPress could not establish a secure connection to WordPress.org. Please contact your server administrator.) in /home/zenspiri/zenspirit.com.ua/www/wp-admin/includes/plugin-install.php on line 158
Something went wrong with the plugin API.

перед установкой темы:

An unexpected error occurred. Something may be wrong with WordPress.org or this server’s configuration. If you continue to have problems, please try the support forums.

после установки темы:

Warning: An unexpected error occurred. Something may be wrong with WordPress.org or this server’s configuration. If you continue to have problems, please try the support forums. (WordPress could not establish a secure connection to WordPress.org. Please contact your server administrator.) in /home/zenspiri/zenspirit.com.ua/www/wp-includes/update.php on line 123

Warning: An unexpected error occurred. Something may be wrong with WordPress.org or this server’s configuration. If you continue to have problems, please try the support forums. (WordPress could not establish a secure connection to WordPress.org. Please contact your server administrator.) in /home/zenspiri/zenspirit.com.ua/www/wp-includes/update.php on line 303

Warning: An unexpected error occurred. Something may be wrong with WordPress.org or this server’s configuration. If you continue to have problems, please try the support forums. (WordPress could not establish a secure connection to WordPress.org. Please contact your server administrator.) in /home/zenspiri/zenspirit.com.ua/www/wp-includes/update.php on line 467

на форумах оказалось до безобразия много похожих тем, но решения я не нашел
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