Hi hurra03,
The error message you are receiving, ‘The language-region code has no stand-alone language code…’ simply indicates you are using a region code, i.e. zh-hant, and not also using the default zh code.
Here are your existing tags:
<!-- / HREFLANG Tags by DCGWS -->
<link rel="alternate" href="https://alteregovoices.com/vozenoff" hreflang="es" />
<link rel="alternate" href="https://alteregovoices.com" hreflang="en" />
<link rel="alternate" href="https://alteregovoices.com" hreflang="x-default" />
<link rel="alternate" href="https://alteregovoices.com/talsetjari" hreflang="is-IS" />
<link rel="alternate" href="https://alteregovoices.com/rostartist" hreflang="sv-SE" />
<link rel="alternate" href="https://alteregovoices.com/naisselostaja" hreflang="fi" />
<link rel="alternate" href="https://alteregovoices.com/%e8%8b%b1%e5%9b%bd%e5%a5%b3%e6%80%a7%e9%85%8d%e9%9f%b3%e4%b8%93%e5%ae%b6" hreflang="zh-CN" />
<link rel="alternate" href="https://alteregovoices.com/seiyu" hreflang="ja" />
<link rel="alternate" href="https://alteregovoices.com/stimmtalente" hreflang="de" />
<link rel="alternate" href="https://alteregovoices.com/voixoff" hreflang="fr" />
<!-- / HREFLANG Tags by DCGWS -->
I would suggest you add:
<link rel="alternate" href="https://alteregovoices.com/talsetjari" hreflang="is" />
<link rel="alternate" href="https://alteregovoices.com/rostartist" hreflang="sv" />
<link rel="alternate" href="https://alteregovoices.com/%e8%8b%b1%e5%9b%bd%e5%a5%b3%e6%80%a7%e9%85%8d%e9%9f%b3%e4%b8%93%e5%ae%b6" hreflang="zh" />
That should clear up the validation issues.
Best Regards
David Davis