Fatal error: Uncaught Error: Call to undefined method WP_Textdomain_Registry::reset() in /wp-content/plugins/wpml-string-translation/classes/MO/Hooks/LanguageSwitch.php:139
Stack trace:
#0 /wp-content/plugins/wpml-string-translation/classes/MO/Hooks/LanguageSwitch.php(119): WPML\ST\MO\Hooks\LanguageSwitch->resetTranslationAvailabilityInformation()
#1 /wp-content/plugins/wpml-string-translation/classes/MO/Hooks/LanguageSwitch.php(73): WPML\ST\MO\Hooks\LanguageSwitch->changeMoObjects('pl_PL')
#2 /wp-content/plugins/wpml-string-translation/classes/MO/Hooks/LanguageSwitch.php(48): WPML\ST\MO\Hooks\LanguageSwitch->switchToLocale('pl_PL')
#3 /wp-includes/class-wp-hook.php(326): WPML\ST\MO\Hooks\LanguageSwitch->languageHasSwitched('pl')
#4 /wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array)
#5 /wp-includes/plugin.php(517): WP_Hook->do_action(Array)
#6 /wp-content/plugins/sitepress-multilingual-cms/sitepress.class.php(1181): do_action('wpml_language_h...', 'pl', false, 'en')
#7 /wp-content/plugins/sitepress-m in /wp-content/plugins/wpml-string-translation/classes/MO/Hooks/LanguageSwitch.php on line 139