Instance Failure Error Plz Help how to solve it

Question

I am getting Instance failure error in two places in two pages
1st palce when i m filling dataadpter values to dataset Exact location is

da.fill(ds,"tables");
At the tables ..i.e ..dataset table name is showing the Instance failure error .
How to resolve this error. but the syntax is not wrong as per my opnion...

and 2nd place is con.open()
i had declared the con object and i passed string as toooooooo.
i don't no what it could be the problem...........

How to solve these Instance failure errors

ashish gupta · Answer

protected void MailSend() { ar = ( ArrayList )Session[ Detail ]; //ar = (string[])Session[User_Info]; string To_email = ar[4].ToString().Trim(); MailMessage Mail = new MailMessage (); MailAddress ma = new MailAddress ( ConfigurationManager .AppSettings[ AdminId ] ConfigurationManager .AppSettings[ Name ]); Mail.From = ma; Mail.To.Add(To_email); Mail.IsBodyHtml = true ; Mail.Subject = Subject ; //string bdy = Dear  +ar[1].ToString()+   + Thanks for registration on Universal Export mart your password is  +ar[5].ToString() +   + we will give you a confirmation mail after that you can sell your items on our site  + Support Team  +   + Universal Export mart; string bdy = Dear  + ar[1].ToString() +   + Thanks for registration on Universal Export mart your password is  + ar[5].ToString() +   + we will give you a confirmation mail after that you can sell your items on our site  ; Mail.Body = bdy; SmtpClient smtpMailObj = new SmtpClient (); //eg:localhost 192.168.0.x replace with your server name smtpMailObj.Port = 465; smtpMailObj.Host = ConfigurationManager .AppSettings[ Host ]; smtpMailObj.Credentials = new System.Net. NetworkCredential ( ConfigurationManager .AppSettings[ AdminId ] ConfigurationManager .AppSettings[ Password ]); smtpMailObj.Send(Mail); lblError.Text = Mail sent successfully ;

harish kumar · Answer

problem is solved ..Actual i had passed // value in connection string .I had removed 1 / .after dat its working properly

Sam Hobbs · Answer

Is Instance failure the complete and accurate message? If there is more of the message or if the message is not those exact words then it will help us to help you if you provide the complete and accurate message.

Jaish Mathews · Answer

Hi Not able to assume anything without seeing ur code.