GetExceptionMessage

    public static string GetExceptionMessage(Exception exception)
        {
            if (exception == null)
            {
                return string.Empty;
            }

            string message = "Exception [" + exception.GetType().Name;
            if (string.IsNullOrEmpty(exception.Message) == false)
            {
                message += ", " + exception.Message;
            }
            message += "]";

            if (exception.InnerException != null)
            {
                message += ", Inner [" + exception.InnerException.GetType().Name;
                if (string.IsNullOrEmpty(exception.InnerException.Message) == false)
                {
                    message += ", " + exception.InnerException.Message;
                }
            }
            message += "]";

            if(exception.Data.Count > 0){
                message += ", Data [";
                foreach(var key in exception.Data.Keys)
                {
                    message += " ";
                    if(exception.Data.Keys.Count > 1)
                        message += "\r\n";
                    else
                        message += " ; ";

                    var d = exception.Data[key];
                    if(d==null)
                        d=string.Empty;

                    message += string.Format("{0,-20}:  {1}",key,d);

                }
                message += "]";
            }
            if(!string.IsNullOrEmpty(exception.StackTrace)){
                message += ", Stack [";
                message += exception.StackTrace;
                message += "]";
            }
            if(!string.IsNullOrEmpty(exception.Source)){
                message += ", Source [";
                message += exception.Source;
                message += "]";
            }
            if(!string.IsNullOrEmpty(exception.HelpLink)){
                message += ", HelpLink [";
                message += exception.HelpLink;
                message += "]";
            }

            if(exception.TargetSite != null){
                message += ", TargetSite [";
                message += exception.TargetSite.Name;
                message += "]";
            }

            return message;
        }