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Error 401 Unauthorized

A 401 unauthorized error page block for React and Next.js with authentication prompts and social sign-in built with shadcn/ui and Tailwind CSS

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Build a welcoming 401 error page that converts anonymous visitors into authenticated users with frictionless sign-in options. Perfect for applications with protected content, member-only features, and platforms where authentication is required but should feel inviting rather than restrictive.

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Last updated on March 24, 2026

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