<str> has no matching UNIQUE or PRIMARY KEY constraint

  Explanation:  You specified a referenced column list which does
  not match the columns specified as the key for any UNIQUE or
  PRIMARY KEY constraint.  The referenced column list must be an
  exact match for the key of such a constraint.

  User Action:  Specify a referenced column list that matches a
  key for a UNIQUE or PRIMARY KEY column, or define a UNIQUE or
  PRIMARY KEY constraint that matches the referenced column list
  you specified.