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i18next · Apr 29, 2024 · 462525a · 462525a
1 parent c1e2f91
commit 462525a
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/i18next.js b/i18next.js
@@ -2283,7 +2283,7 @@
       const deferred = defer();
       if (typeof lngs === 'string') lngs = [lngs];
       const preloaded = this.options.preload || [];
-      const newLngs = lngs.filter(lng => preloaded.indexOf(lng) < 0);
+      const newLngs = lngs.filter(lng => preloaded.indexOf(lng) < 0 && this.services.languageUtils.isSupportedCode(lng));
       if (!newLngs.length) {
         if (callback) callback();
         return Promise.resolve();