asp.net mvc 4 - Unable to connect web exception mvc4 -

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we doing facebook posting application using httpwebrequest.

httpwebrequest request = webrequest.create(url) httpwebrequest; using (httpwebresponse response = request.getresponse() httpwebresponse) {     //doing stuff here. }

this code failing @ line uisng unable connect server exception. not failing always, failing in 90% cases.

can advise how best can addressed?

try (this may not answer; trying debug issue), see if fails other 1 does; try replacing google.com own url:

webrequest g = httpwebrequest.create("http://www.google.com"); var response = g.getresponse();

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