Server Error in '/Cotizalia2017' Application.

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Line 57:             try { variacion = Convert.ToDecimal(dato); } catch (Exception E) { variacion = Decimal.Zero; }; Line 58:             index++; Line 59:             rango = Math.Round(variacion * 100 / maxVariacion,2 ); Line 60:             strRango = strRango + Math.Abs(rango).ToString() + "#"; Line 61:             css = (rango > 0) ? "ifb-top" : (rango < 0) ? "ifb-flop" : "ifb-equal";

[DivideByZeroException: Attempted to divide by zero.]   System.Decimal.FCallDivide(Decimal& d1, Decimal& d2) +0   System.Decimal.op_Division(Decimal d1, Decimal d2) +18   ASP.usercontrols_fichavalor_15sesiones_ascx.__Render__control1(HtmlTextWriter __w, Control parameterContainer) in c:\Datapump\Cotizalia2017\UserControls\FichaValor\15Sesiones.ascx:59   System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children) +270   System.Web.UI.Control.RenderChildren(HtmlTextWriter writer) +14   System.Web.UI.Control.Render(HtmlTextWriter writer) +12   System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) +67   System.Web.UI.Control.RenderControl(HtmlTextWriter writer, ControlAdapter adapter) +101   System.Web.UI.Control.RenderControl(HtmlTextWriter writer) +27   System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children) +129   System.Web.UI.Control.RenderChildren(HtmlTextWriter writer) +14   System.Web.UI.Control.Render(HtmlTextWriter writer) +12   System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) +67   System.Web.UI.Control.RenderControl(HtmlTextWriter writer, ControlAdapter adapter) +101   System.Web.UI.Control.RenderControl(HtmlTextWriter writer) +27   ASP.fichavalor_master.__RendercphContent(HtmlTextWriter __w, Control parameterContainer) in c:\Datapump\Cotizalia2017\FichaValor.Master:7   System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children) +270   System.Web.UI.Control.RenderChildren(HtmlTextWriter writer) +14   System.Web.UI.Control.Render(HtmlTextWriter writer) +12   System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) +67   System.Web.UI.Control.RenderControl(HtmlTextWriter writer, ControlAdapter adapter) +101   System.Web.UI.Control.RenderControl(HtmlTextWriter writer) +27   ASP.maincanvas_master.__Render__control1(HtmlTextWriter __w, Control parameterContainer) in c:\Datapump\Cotizalia2017\MainCanvas.Master:20   System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children) +270   System.Web.UI.Control.RenderChildren(HtmlTextWriter writer) +14   System.Web.UI.Control.Render(HtmlTextWriter writer) +12   System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) +67   System.Web.UI.Control.RenderControl(HtmlTextWriter writer, ControlAdapter adapter) +101   System.Web.UI.Control.RenderControl(HtmlTextWriter writer) +27   System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children) +129   System.Web.UI.Control.RenderChildren(HtmlTextWriter writer) +14   System.Web.UI.Control.Render(HtmlTextWriter writer) +12   System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) +67   System.Web.UI.Control.RenderControl(HtmlTextWriter writer, ControlAdapter adapter) +101   System.Web.UI.Control.RenderControl(HtmlTextWriter writer) +27   System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children) +129   System.Web.UI.Control.RenderChildren(HtmlTextWriter writer) +14   System.Web.UI.Page.Render(HtmlTextWriter writer) +30   System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) +67   System.Web.UI.Control.RenderControl(HtmlTextWriter writer, ControlAdapter adapter) +101   System.Web.UI.Control.RenderControl(HtmlTextWriter writer) +27   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1342