xmpp - Cannot connect to local openfire server from C# -

i've setup openfire server in vm, , accessible internet(i've done port-forwarding point ip of vm).

i can chat using spark openfire working perfectly.

now trying connect c# app server , getting error.

code :

private void button1_click(object sender, system.eventargs e)     {         try         {             using (var client = new xmppclient("192.168.0.109", "pbc92", "12345"))             {                 try                 {                     client.connect();                     client.statuschanged += client_statuschanged;                 }                 catch (exception ex)                 {                     messagebox.show(ex.tostring());                 }              }         }         catch (exception ex)         {             messagebox.show(ex.tostring());         }     }  private void client_statuschanged(object sender, s22.xmpp.im.statuseventargs e) {     messagebox.show(e.jid.tostring()); } 

the error :

try sharp.xmpp, fork of frozen s22.xmpp.

https://github.com/pgstath/sharp.xmpp