Notice to Autodesk Manufacturing Customers

In a continuing effort to provide high quality products, Autodesk has released Hotfix TS1070993, which addresses various issues with AutoCAD Mechanical 2008 and Autodesk Mechanical Desktop 2008.

This README file highlights what has been fixed or addressed, where to download the update and how to install it.



Installation Instructions

Issues addressed by Hotfix TS1070993

Hotfix TS1070993 download location


You must have administrative privileges to be able to install Hotfix TS1070993 on AutoCAD Mechanical 2008 or Autodesk Mechanical Desktop 2008 on Windows 2000, Windows XP Professional, Windows XP Home or Windows Vista.

Installation Instructions

  1. Download the Hotfix TS1070993 installer for the applicable product and version:






AutoCAD Mechanical 2008




Mechanical Desktop 2008 - AIS 12




Mechanical Desktop 2008 - AIP 12




Mechanical Desktop 2008 - AIP for Routed Systems 12




Mechanical Desktop 2008 - AIP for Simulation 12




AutoCAD Mechanical 2008 (64-bit)




Mechanical Desktop 2008 - AIS 12 (64-bit)




Mechanical Desktop 2008 - AIP 12 (64-bit)




Mechanical Desktop 2008 - AIP for Routed Systems 12 (64-bit)




Mechanical Desktop 2008 - AIP for Simulation 12 (64-bit)



Note: The above hotfixes will update all language versions.

  1. Double click the installer to run it.
  1. Once finished you will receive a dialog box stating that the update has been successfully applied.

To verify that the Hotfix is properly installed, start AutoCAD Mechanical 2008 or Mechanical Desktop 2008 and type AMVER at the command prompt.  A text window is displayed and should report "AutoCAD Mechanical 2008 Hotfix1" or "Mechanical Desktop 2008 Hotfix1".

Note: If your copy of AutoCAD Mechanical 2008 is part of a Mechanical Desktop 2008 installation, you need only to apply the appropriate Hotfix for Mechanical Desktop 2008.

Issues addressed by Hotfix TS1070993

The following AutoCAD Mechanical issues are resolved:

  • Fatal error caused by AcadmEx.arx failing to load.
  • Fatal error encountered after changing profile in Options dialog.
  • Structure entities get removed after opening drawings created from AutoCAD Mechanical 2006.
  • Structure entities get created during a REFEDIT session.

Hotfix TS1070993 download location

You can download Hotfix TS1070993 installer through Communication Center or obtain it at the following locations:

We want to thank all our customers who identified these issues and reported them to us. These reports give us the opportunity to improve the product and provide you, our customers, with the best possible solution in mechanical design. Autodesk would also like to take this opportunity to thank you for your continued business and for the feedback regarding the content of this update release.

Thank you, once again, for your commitment to Autodesk products.


AutoCAD Mechanical Team