Message in the admin of the site:
There is a problem with the String Translation table in your site. This problem is not causing a problem running the site right now, but can become a critical issue in the future. WPML support team knows how to fix it. Please add a message in the relevant support thread and we'll fix it for you.
Error in detail:
Een fout van het type E_ERROR werd veroorzaakt op regelnummer 65 van het bestand /home/gpack/domains/g-pack.be/public_html/wp-content/plugins/wpml-string-translation/classes/translations-file-scan/translations-file/wpml-st-translations-file-locale.php. Foutmelding: Uncaught RuntimeException: Language of /home/gpack/domains/g-pack.be/public_html/wp-content/languages/en_US\'-0eebe503220d4a00341eb011b92769b4.json cannot be recognized in /home/gpack/domains/g-pack.be/public_html/wp-content/plugins/wpml-string-translation/classes/translations-file-scan/translations-file/wpml-st-translations-file-locale.php:65
Stack trace:
#0 /home/gpack/domains/g-pack.be/public_html/wp-content/plugins/wpml-string-translation/classes/translation-files/jed/wpml-st-script-translations-hooks.php(72): WPML_ST_Translations_File_Locale->get()
#1 /home/gpack/domains/g-pack.be/public_html/wp-content/plugins/wpml-string-translation/classes/translation-files/jed/wpml-st-script-translations-hooks.php(40): WPML_ST_Script_Translations_Hooks->get_file_locale('/home/gpack/dom...', 'default')
#2 /home/gpack/domains/g-pack.be/public_html/wp-includes/class-wp-hook.php(308): WPML_ST_Script_Translations_Hooks->override_jed_file('/home/gpack/dom...', 'password-streng...', 'default')
#3 /home/gpack/domains/g-pack.
1."X" out the warning and refresh the page
-> Does the warning remain after you close it and refresh the page?
2. Go to your database and verify that your database table wp_icl_strings exists.
If it does please review the screenshot below and verify that the 'domain_name_context_md5' index field exists in both areas as seen highlighted in my screenshot.
