I have an HTML page that is constructed like this:
&l
Removing the slash was the only solution
Generate your path and base url the following way:
NSString *path = [[NSBundle mainBundle] bundlePath];
NSURL *baseURL = [NSURL fileURLWithPath:path];
[webView loadHTMLString:htmlString baseURL:baseURL];
A great blog on the subject:
http://iphoneincubator.com/blog/windows-views/uiwebview-revisited
A SO QA on the subject
UIWebView and local css file