System.FormatException: Input string was not in a correct format.
at System.Number.StringToNumber(String str, NumberStyles options, NumberBuffer& number, NumberFormatInfo info, Boolean parseDecimal)
at System.Number.ParseInt32(String s, NumberStyles style, NumberFormatInfo info)
at System.Convert.ToInt32(String value)
at dataverse.web.controls.yppo.pat.ViewYpiresia.myRenderContents(HtmlTextWriter writer)
at dataverse.web.controls.yppo.pat.ViewYpiresia.RenderContents(HtmlTextWriter writer)