iOS Development: Why do I always get the “A connection failure occurred” on the 1st attempt, but success on the next?

Question

I\'m using the ASIHTTPRequest lib in my iOS app to make RESTful requests to my Rails 3 web app. I seeing a weird and somewhat consistent error the 1st time I try to make a

Answer 1

On iOS 5.1, even after upgrading ASIHTTPRequest to ASIHTTPRequestVersion = @"v1.8.1-61 2011-09-19" still needed:

ASIHTTPRequest *req = [ASIHTTPRequest requestWithURL:url];
req.shouldAttemptPersistentConnection = NO;