UNASSIGNED-CoreValidation-DrawState-QueueForwardProgress(ERROR / SPEC): msgNum: 0 - Queue 0x3ece98 is waiting on semaphore 0x9 that has no way to be signaled.
    Objects: 1
       [0] 0x9, type: 5, name: (null)
Validation(ERROR): msg_code: 0:  [ UNASSIGNED-CoreValidation-DrawState-QueueForwardProgress ] Object: 0x9 (Type = 5) | Queue 0x3ece98 is waiting on semaphore 0x9 that has no way to be signaled.
UNASSIGNED-CoreValidation-DrawState-SwapchainImageNotAcquired(ERROR / SPEC): msgNum: 0 - vkQueuePresentKHR: Swapchain image index 2 has not been acquired.
    Objects: 1
       [0] 0x7f, type: 1000001000, name: (null)
Validation(ERROR): msg_code: 0:  [ UNASSIGNED-CoreValidation-State-SwapchainImageNotAcquired ] Object: 0x7f (Type = 27) | vkQueuePresentKHR: Swapchain image index 2 has not been acquired.
Could not present swapchain image

    vk::Result result = vk::Result::eSuccess;
    try {
      result = GetDevice().acquireNextImageKHR( *current_frame.Swapchain->Handle, 3000000000, *current_frame.FrameResources->ImageAvailableSemaphore, vk::Fence(), &current_frame.SwapchainImageIndex );
    } catch( ... ) {
      if( vk::Result::eErrorOutOfDateKHR == result ) {
        OnWindowSizeChanged();
      } else {
        throw;
      }
    }

  catch (const vk::OutOfDateKHRError& /*exception*/)
  {
    recreateSwapchain();
    return;
  }