Here some code of my first try.
Code:
NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);
NSString *documentsDirectory = [paths objectAtIndex:0];
NSString *path = [documentsDirectory stringByAppendingPathComponent:@"Einsatz_in_Unternehmen.pdf"];
NSData *pdfData = [NSData dataWithContentsOfFile:path];
NSURL *myUrl = [NSURL fileURLWithPath:path isDirectory:NO];
fileView = [UIWebView alloc];
[fileView loadData:pdfData MIMEType:@"application/pdf" textEncodingName:@"UTF-8" baseURL:myUrl];
I get a " *** Terminating app due to uncaught exception 'NSInvalidArgumentException', reason: '*** -[NSCFArray insertObject:atIndex:]: attempt to insert nil'" error.
Hope you can give me a hint.