Spring websocket.js:6 WebSocket connection to 'ws://localhost:8080/test-info/442/nlflwasu/websocket' failed: Error during WebSocket handshake: Unexpected response code: 200

Affects: \

Comment From: ghj1040110333

how to resolve it ,help me!

Comment From: snicoll

Duplicate of https://github.com/spring-projects/spring-boot/issues/27540