Fix error load handling example
Fix error load handling example

cornerstonejs/cornerstoneTools,HorizonPlatform/cornerstoneTools,swederik/cornerstoneTools,cornerstonejs/cornerstoneTools,leonardorame/cornerstoneTools,cornerstonejs/cornerstoneTools,HorizonPlatform/cornerstoneTools,chafey/cornerstoneTools,google/cornerstoneTools,swederik/cornerstoneTools,google/cornerstoneTools,leonardorame/cornerstoneTools