swisseph-api won't run

[damirmur]

var socket = io.connect('http://swisseph.com');
http://swisseph.com/ ???
Error: No default engine was specified and no extension was provided.
at new View (D:\MyWorks\Documents\NetBeansProjects\swisseph-api-master\node_modules\express\lib\view.js:48:42)
at Function.app.render (D:\MyWorks\Documents\NetBeansProjects\swisseph-api-master\node_modules\express\lib\application.js:509:12)
at ServerResponse.res.render (D:\MyWorks\Documents\NetBeansProjects\swisseph-api-master\node_modules\express\lib\response.js:933:7)
at D:\MyWorks\Documents\NetBeansProjects\swisseph-api-master\app.js:48:9
at Layer.handle_error (D:\MyWorks\Documents\NetBeansProjects\swisseph-api-master\node_modules\express\lib\router\layer.js:58:5)
at trim_prefix (D:\MyWorks\Documents\NetBeansProjects\swisseph-api-master\node_modules\express\lib\router\index.js:300:13)
at D:\MyWorks\Documents\NetBeansProjects\swisseph-api-master\node_modules\express\lib\router\index.js:270:7
at Function.proto.process_params (D:\MyWorks\Documents\NetBeansProjects\swisseph-api-master\node_modules\express\lib\router\index.js:321:12)
at next (D:\MyWorks\Documents\NetBeansProjects\swisseph-api-master\node_modules\express\lib\router\index.js:261:10)
at Layer.handle_error (D:\MyWorks\Documents\NetBeansProjects\swisseph-api-master\node_modules\express\lib\router\layer.js:60:5)