The DCOM settings on this computer may cause you to receive errors when you open Office documents from email attachments. ...

The DCOM settings on this computer may cause you to receive errors when you open Office documents from email attachments. If you are unable to open email attachments, click the link on the right reconfigure your machine settings.  Click on the link 'get help fixing this issue' in the actions pane located on the right side of the screen for assistance.