SYMPTOM:
Although a DHTML-based Heat Map is incorporated in a Report Services document, the following error message is displayed when viewing the document from a client without Adobe Flash Player as follows:

This content requires the Adobe Flash Player version 10.1 or higher. Get Flash
CAUSE:
An enhancement request has been logged to support a flash free DHTML version of Heat Map.
ACTION:
Strategy 10 includes a new HTML5 based version of the Heat Map widget. Upgrade to take advantage of the enhancement.