Socketio not working in frontend Vuejs (frappe press) development mode

[LinhFrappe]

server:

client:

• run socket port: 9003
• my site: my.press
• my socketio config:
  
  
  
  => connect socket failed. Why? help me!

[nghienbui]

oh, i face same issue, any solution?

[trentmu]

Have you confirmed that the listener IS on the correct port?
ss -antlp | grep 90

[LinhFrappe]

i runned it. output: