title: How to decipher the hr return value "-1072875847" returned by a COM function?
body: <p>I am using VC++. the hr return value returned by a COM function is "<strong>-1072875847</strong>".
  Can anyone kindly let me know how to decipher the hr values to their actual meaning. 
  specifically What does "-1072875847" stand for ?</p>
  
  <p>Thank in advance. </p>