Iam facing issue while reading the document when runnning code from IIS. It is not reading the document and throwirng an error \"No document is opne when trying to save the
could be due to security setting, check this http://support.microsoft.com/kb/257757/en-us. Not a good idea to use interop on server, you may look at other option like openxml sdk
Don't do this, it's not officially supported (highlighting by me):
Microsoft does not currently recommend, and does not support, Automation of Microsoft Office applications from any unattended, non-interactive client application or component (including ASP, ASP.NET, DCOM, and NT Services), because Office may exhibit unstable behavior and/or deadlock when Office is run in this environment.
Source: MS KB 257757. The article also contains a list of alternative solutions. If all else fails, you might have to resort to a third-party library that understands the Word format.
Add: C:\Windows\SysWOW64\config\systemprofile\Desktop
It's incredibly successful.