A PTC Technical Support Account Manager (TSAM) is your company's personal advocate for leveraging the breadth and depth of PTC's Global Support System, ensuring that your critical issues receive the appropriate attention quickly and accurately.
API Version Change Report for all WRS Domains: Schema Changes between WRS 12.1.2.17 and WRS 12.1.2.20. (Note: Starting from Windchill r12.1.2.11 WRS is integrated with Windchill and follows the same release number.)