node
CORS: Origin not allowed
CORS.*Origin.*not allowed|No 'Access-Control-Allow-Origin'
Fixes
- 1.Add cors middleware: app.use(cors())
- 2.Configure allowed origins
- 3.Set Access-Control-Allow-Origin header
corsexpresssecurity
Related Errors
node3 fixes
EADDRINUSE: Port already in use
Error: listen EADDRINUSE.*port
- •Kill process using the port: lsof -i :PORT
- •Use different port
node3 fixes
ECONNREFUSED: Connection refused
Error: connect ECONNREFUSED
- •Check target server is running
- •Verify host and port are correct
node3 fixes
ENOENT: No such file or directory
ENOENT.*no such file or directory
- •Check file path is correct
- •Use path.resolve for absolute paths