- 🇮🇳India amitvin
Please check this https://www.drupal.org/project/multilingual_menu_urls →
It says "The 'link' field for menu items is not translatable - this is fine for internal links since Drupal knows which version to reference automatically."
Incase you still need to translate. - 🇱🇹Lithuania andrpetk
Did you try to enable "Custom menu link" on the "Content language" page (/admin/config/regional/content-language)?
- 🇷🇺Russia kala4ek 🇷🇺 Novosibirsk
Most probably it was solved during 🐛 Invalid argument exception when changing language of node with menu link to und or zxx Fixed in 10.2.x.
Please recheck and provide a feedback.