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# grap hwnd volatility: hwnd stale between find and use

hwnd returned by a11y find becomes invalid if the window is destroyed/recreated between find and use. When this happens, the runtime falls through to title wildcard + --nth 1 fallback. Document the lifecycle and the correct usage pattern.

user/developer

## Steps

1. a11y find returns 'hwnd:0xXXXXXXXX' which is...
2. Best practice: use hwnd: form only for immed...
3. Mitigation in runtime: IsWindow() check befo...
4. Verified 2026-04-22: test-a11y-find-focus-st...