Having problems with updating from 9.13.0 to 9.13.1 or 10.0.x

[SaschaAusUlm]

My Vue 3 project still runs on 9.13.0 and I am using VS Code for development.

"vue": "3.5.9",
"vue-i18n": "9.13.0",

...
"vite": "5.4.8",

export const i18n: I18n = createI18n({
legacy: false,
locale: 'en-US',
fallbackLocale: 'en-US',
warnHtmlMessage: false,
globalInjection: true
});

Usually in VS Code, I see:

I cannot update to 9.13.1 or go to one of the 10.0.x builds. When I do, then the IDE initially shows the same as above, but then:

I am sure I am doing something wrong .... but what? I googled, recreated the package-lock.json. But the problem stays.