security exception while stimlusoft web report

Hi firends, i face this error while loading stimulsoft report viewer in asp.net

Security Exception

Description: The application attempted to perform an operation not allowed by the security policy. To grant this application the required permission please contact your system administrator or change the application's trust level in the configuration file.

Exception Details: System.Security.SecurityException: Request failed.

Source Error:


[No relevant source lines]

Source File: c:\windows\Microsoft.NET\Framework\v4.0.30319\Temporary ASP.NET Files\root\a01a021c\75a8234a\App_Web_i4d3kuyw.1.cs Line: 0

Stack Trace:


[SecurityException: Request failed.]
Stimulsoft.Report.CodeDom.StiLanguage.GetGeneratedCodePos(String text, Int32& index, Int32& length, StiLanguage language) +0
Stimulsoft.Report.CodeDom.StiLanguage.RemoveGeneratedCode(String text, StiLanguage language) +32
Stimulsoft.Report.StiReport.ScriptPack() +40
Stimulsoft.Report.StiReport.Load(StiReportSLService service, Stream stream) +258
Stimulsoft.Report.StiReport.Load(Stream stream) +273
Stimulsoft.Report.StiReport.LoadFromString(String reportStr) +220
Stimulsoft.Report.StiReport.LoadPackedReportFromString(String reportStr) +25
Stimulsoft.Report.Web.StiWebReport.GetReport() +71
Pages_Document_DocumentReport.Page_Load(Object sender, EventArgs e) +384
System.Web.Util.CalliHelper.EventArgFunctionCaller(IntPtr fp, Object o, Object t, EventArgs e) +14
System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +35
System.Web.UI.Control.OnLoad(EventArgs e) +91
System.Web.UI.Control.LoadRecursive() +74
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +8431
System.Web.UI.Page.ProcessRequest(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +253
System.Web.UI.Page.ProcessRequest() +78
System.Web.UI.Page.ProcessRequestWithNoAssert(HttpContext context) +21
System.Web.UI.Page.ProcessRequest(HttpContext context) +49
ASP.pages_document_documentreport_aspx.ProcessRequest(HttpContext context) in c:\windows\Microsoft.NET\Framework\v4.0.30319\Temporary ASP.NET Files\root\a01a021c\75a8234a\App_Web_i4d3kuyw.1.cs:0
System.Web.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +100
System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +75

Tags: C#, ASP.NET