title: Reading SQL deadlock graph
body: <p>Can someone please help me to read/understand this deadlock graph?</p>
  
  <p>I don't understand why process 75 is requesting a lock on an object that he has a lock on already?</p>
  
  <p><img src="https://i.stack.imgur.com/vgcVO.png" alt="Deadlock graph"></p>