Map.htm - Displaying of this file indicates your file was created with Imagineer Technical 2.0 or Imagination Engineer 2.0.
Mapping (Imperial).igr Template
Mapping (Metric).igr Template
<application.path>\..\symbols\Mapping
Copy and paste the above location into the browser address path under File>Properties Browser tab and this will point you to the latest symbol content for SmartSketch Version 3.0.