How to FIX SQL Server Error 27019 - Could not initialize from metadata contained in Error Tolerant Index The index is probably corrupt

Question

I am getting SQL Server Error 27019
 
 The Error Message says :
 
Could not initialize from metadata contained in Error Tolerant Index.  The index is probably corrupt.
 
 
 Any suggestions [ Solution | TIPS ]  to resolve [FIX] this ?
 
  This is SQL Server Severity 16  Message
 
 
 Thanks