Getting something went wrong while trying to open workbook through code?

Question

hi,
i am getting something went wrong while  trying to open workbook through code below is m code:
ES.ExcelService client = new ES.ExcelService();
                client.Credentials = System.Net.CredentialCache.DefaultCredentials;
                ES.Status[] status;
                string sessionId = client.OpenWorkbook("http://servername/Documents/exceles.xlsx", "en-us", "en-us", out status);
i have also added modify  permission to wpg_wss group but i am still getting the same error.
any help is appreciated.
thanks,
gaurav 

Answer 1

Hi Gaurav,
For your issue, you need to make sure the site where your workbook is stored in is a Trusted Location in Excel Service Application:
http://technet.microsoft.com/en-in/library/ff191194(v=office.14).aspx
For more information, you can have a look at the blog:
http://blogs.msdn.com/b/cumgranosalis/archive/2006/03/24/excelserviceshelloworld.aspx
Best Regards,
Eric
Eric Tao
TechNet Community Support