This is a reference entry from React error codes. A full explanation with fixes has not been written yet.
The matcher `unstable_toHaveYielded` expects an instance of React Test Renderer. Try: expect(ReactTestRenderer).unstable_toHaveYielded(expectedYields)
%s is filled in by React at runtime.
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- Minified React error
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- error
- Runtime
- both
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Source: React error codes. Data fetched 2026-09-25T01:43:12.928Z.