Error 504 Upgrade 1.8.15 to 1.8.16

[HK-416]

[Español]
Hola muy buenas a todos, disculpen las molestias pero quisiera saber por que sale este error al actulizar al mybb 1.8.16 y con el .17 tambien


[English (by google)]
Hello everyone, excuse me for the inconvenience but I would like to know why this error comes out when updating mybb 1.8.16 and with the .17 also

[effone]

504 is a server gateway timeout error. Contact your host.
1.8.17 has been released already, upgrade to that.