Cocoa-Touch: performSelectorOnMainThread: weird behavior + crash

Question

I have a situation where I\'m lazy loading images from the www.
It\'s a list of items, when one item is tapped, a detail view is pushed to a nav controller.

In that

Answer 1

You have:

[requester performSelectorOnMainThread:@selector(dataReady) withObject:data waitUntilDone:YES;

should be:

[requester performSelectorOnMainThread:@selector(dataReady:) withObject:data waitUntilDone:YES;

notice: @selector(dataReady:) (with colon) Since you're passing an argument to the method, it's presumed data ready is defined something like:

- (void) dataReady:(NSData *)theData ...