I have a windows application which calls a web service for changing data and both are written in C#.
It have been under developement for 2 years and it is about to be released recently. However, it sendly Suddenly occured an error. The error message is below:
System.Web.Services.Protocols.SoapException: Server was unable to process request. ---> System.FormatException: Input string was not in a correct format.
at System.Number.ParseInt32(String s, NumberStyles style, NumberFormatInfo info)
at System.Int32.Parse(String s)
at EMSWS.UserWS.IsTicketValid(String ticket) in d:\ems\emsws\userws.asmx.cs:line 290
at EMSWS.UserWS.GetUserInfo(String ticket) in d:\ems\emsws\userws.asmx.cs:line 82
--- End of inner exception stack trace ---
Dear experts, please help.