Problém s WordPressem

Dobrý den, aniž bych prováděla nějakou aktualizaci, při snaze přihlásit se do redakčního systému, se mi objeví tato hláška

Warning: count(): Parameter must be an array or an object that implements Countable in /data/web/virtuals/46184/virtual/www/wp-content/plugins/admin-dashboard-site-notes/class.DSNManager.php on line 277

Warning: count(): Parameter must be an array or an object that implements Countable in /data/web/virtuals/46184/virtual/www/wp-content/plugins/admin-dashboard-site-notes/class.DSNManager.php on line 269

Warning: Cannot modify header information – headers already sent by (output started at /data/web/virtuals/46184/virtual/www/wp-content/plugins/admin-dashboard-site-notes/class.DSNManager.php:277) in /data/web/virtuals/46184/virtual/www/wp-includes/pluggable.php on line 1281

Warning: Cannot modify header information – headers already sent by (output started at /data/web/virtuals/46184/virtual/www/wp-content/plugins/admin-dashboard-site-notes/class.DSNManager.php:277) in /data/web/virtuals/46184/virtual/www/wp-includes/pluggable.php on line 1284

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