Why am I getting this CORS policy error on my React and Express app and how do I fix it before the demo?
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The searches the AI actually ran for this prompt.
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Why am I getting this CORS policy error on my React and Express app and how do I fix it before the demo?
1 real search · 1 real-search pass
Express cors middleware official documentation configuration origin credentials preflightGoogle ↗
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ChatGPT1 real searches · gpt-6
Express cors middleware official documentation configuration origin credentials preflight Google ↗
- cors middleware · expressjs.com
- Cross-Origin Resource Sharing (CORS) - HTTP · developer.mozilla.org
- Reason: CORS header 'Access-Control-Allow-Origin' missing - HTTP · developer.mozilla.org
- Reason: Credential is not supported if the CORS header 'Access-Control-Allow-Origin' is '*' - HTTP · developer.mozilla.org
- Access-Control-Allow-Credentials header - HTTP · developer.mozilla.org