10 weber 0 Posted February 19, 2011 Report Share Posted February 19, 2011 I wrote in a web masterpage <div style="display:inline-block; background-image:url(Images/star.svg); width:<%=((int)Session["adminLevel"] * 31) %>px; height:30px;"></div><div style="display:inline-block; background-image:url(Images/emptyStar.svg); width:<%=(93 - (int)Session["adminLevel"] * 31) %>px; height:30px;"></div> to show users their adminLevel parameter. It's supposed to show a bar of 3 stars, some of which are full and the other empty. To do that I wrote Server Error in '/' Application.Object reference not set to an instance of an object.Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.Exception Details: System.NullReferenceException: Object reference not set to an instance of an object.Source Error:Line 25: %>Line 26: <br />Line 27: <div style="display:inline-block; background-image:url(Images/star.svg); width:<%=((int)Session["adminLevel"] * 31) %>px; height:30px;"></div>Line 28: <div style="display:inline-block; background-image:url(Images/emptyStar.svg); width:<%=(93 - (int)Session["adminLevel"] * 31) %>px; height:30px;"></div>Line 29: </td>Source File: c:\Users\ADMIN\Documents\Visual Studio 2010\Projects\web\web\Site.Master Line: 27Stack Trace:[NullReferenceException: Object reference not set to an instance of an object.] ASP.site_master.__Render__control1(HtmlTextWriter __w, Control parameterContainer) in c:\Users\ADMIN\Documents\Visual Studio 2010\Projects\web\web\Site.Master:27 System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children) +109 System.Web.UI.Control.RenderChildren(HtmlTextWriter writer) +8 System.Web.UI.Control.Render(HtmlTextWriter writer) +10 System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) +27 System.Web.UI.Control.RenderControl(HtmlTextWriter writer, ControlAdapter adapter) +100 System.Web.UI.Control.RenderControl(HtmlTextWriter writer) +25 System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children) +208 System.Web.UI.Control.RenderChildren(HtmlTextWriter writer) +8 System.Web.UI.Page.Render(HtmlTextWriter writer) +29 System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) +27 System.Web.UI.Control.RenderControl(HtmlTextWriter writer, ControlAdapter adapter) +100 System.Web.UI.Control.RenderControl(HtmlTextWriter writer) +25 System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +3060Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.0.30319.1 Quote Link to post Share on other sites
Recommended Posts
Join the conversation
You can post now and register later. If you have an account, sign in now to post with your account.