Error 500 and loading time to long

[alma]

I have recently opened a new forum http://worldwide-intercultural-forum.982683.n3.nabble.com 
However it is experiencing a very long loading time and when members try to post topics they receive an error 500.

Please advice

many thanks in advance.

[Sportivivi]

me too

[Hugo <Nabble>]

The n3 server is working fine now. We will improve its performance soon. Thanks for reporting this.