Failed to load resource: the server responded with a status of 404 (File not found) for image

If the image not find set the default image.

Use this:-
onerror="this.onerror=null; this.src='../images/Default.png'"

Example:-

 <img  src="images.png" alt="User Image" onerror="this.onerror=null; this.src='Default.png'" >