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How do you diagnose and fix hydration mismatches in Vue SSR / Nuxt 3?

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01

Understand the problem

Explain causes and fixes for SSR hydration warnings.

ssrhydrationmismatch
02

Attempt it yourself

Sketch your approach before reading the solution — that's what interviews test.

Nudge consolestandby

Stuck? Beam a request up — the console returns a conceptual nudge that guides your logic without spoiling the implementation.

03

Study the solution

Mismatch = server HTML != client VDOM — caused by browser-only APIs, random values, or time — fix with ClientOnly or onMounted guards.

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