We need to open a word document which is located on a server on the clients machine using Microsoft Word. The solution is working locally however when deployed on server then on
You have to keep in mind that the client and server are running on two different machines. The server can't start a program running on the client machine.
Also, FYI, never use Office Automation from an ASP.NET application. Those APIs were designed for use in a desktop application. They won't work properly, are unsupported, and may even violate your Office license.