Uiactivityviewcontroller => Launchservices: Invalidationhandler Called

Present UIActivityViewController- LaunchServices:invalidationHandler called

If your development target target device is iPhone you should not worry about this message. It looks like it's a bug from Apple. Looking at the developer forums: "That log message does not indicate any error on your part."

See: https://devforums.apple.com/message/1049415#1049415 (might require you to login)

UIActivityViewController = LaunchServices: invalidationHandler called

This is a bug on Apple's side. From the developer forums:

That log message does not indicate any error on your part.

UIActivityViewController = LaunchServices: invalidationHandler called

This is a bug on Apple's side. From the developer forums:

That log message does not indicate any error on your part.

LaunchServices: invalidationHandler called - iOS 8 share sheet

Add this code after you present your activity view controller:

if ([activityVC respondsToSelector:@selector(popoverPresentationController)])
{
    // iOS 8+
    UIPopoverPresentationController *presentationController = [activityVC popoverPresentationController];

    presentationController.sourceView = sender; // if button or change to self.view.
}

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