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    Security Exception in ASP.NET

    Hello,

     

    I have upload my asp.net web application, and while running it online I'm getting security exception. Below is given error that I got:-

     

    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:

    An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below.


    Stack Trace:

    [SecurityException: Request failed.]
       System.Security.CodeAccessSecurityEngine.ThrowSecurityException(RuntimeAssembly asm, PermissionSet granted, PermissionSet refused, RuntimeMethodHandleInternal rmh, SecurityAction action, Object demand, IPermission permThatFailed) +165
       System.Security.CodeAccessSecurityEngine.ThrowSecurityException(Object assemblyOrString, PermissionSet granted, PermissionSet refused, RuntimeMethodHandleInternal rmh, SecurityAction action, Object demand, IPermission permThatFailed) +100
       System.Security.CodeAccessSecurityEngine.CheckSetHelper(PermissionSet grants, PermissionSet refused, PermissionSet demands, RuntimeMethodHandleInternal rmh, Object assemblyOrString, SecurityAction action, Boolean throwException) +284
       System.Security.CodeAccessSecurityEngine.CheckSetHelper(CompressedStack cs, PermissionSet grants, PermissionSet refused, PermissionSet demands, RuntimeMethodHandleInternal rmh, RuntimeAssembly asm, SecurityAction action) +70
       System.RuntimeTypeHandle.GetTypeByName(String name, Boolean throwOnError, Boolean ignoreCase, Boolean reflectionOnly, StackCrawlMarkHandle stackMark, IntPtr pPrivHostBinder, Boolean loadTypeFromPartialName, ObjectHandleOnStack type) +0
       System.RuntimeTypeHandle.GetTypeByName(String name, Boolean throwOnError, Boolean ignoreCase, Boolean reflectionOnly, StackCrawlMark& stackMark, IntPtr pPrivHostBinder, Boolean loadTypeFromPartialName) +70
       System.RuntimeType.GetType(String typeName, Boolean throwOnError, Boolean ignoreCase, Boolean reflectionOnly, StackCrawlMark& stackMark) +40
       System.Type.GetType(String typeName) +30
       System.CodeDom.Compiler.CompilerInfo.get_IsCodeDomProviderTypeValid() +12
       System.Web.Compilation.CompilationUtil.GetRecompilationHash(CompilationSection ps) +2175
       System.Web.Configuration.CompilationSection.get_RecompilationHash() +96
       System.Web.Compilation.BuildManager.CheckTopLevelFilesUpToDateInternal(Int64 cachedHash) +458
       System.Web.Compilation.BuildManager.CheckTopLevelFilesUpToDate(Int64 cachedHash) +51
       System.Web.Compilation.BuildManager.ExecutePreAppStart() +135
       System.Web.Hosting.HostingEnvironment.Initialize(ApplicationManager appManager, IApplicationHost appHost, IConfigMapPathFactory configMapPathFactory, HostingEnvironmentParameters hostingParameters, PolicyLevel policyLevel, Exception appDomainCreationException) +531

     


    Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.6.1085.0

     

    Running offline i.e. on localhost its working fine. Please help me in this issue.

    Thanks in Advanced.

    6 REPLIES 6
    Employee
    Employee

    Re: Security Exception in ASP.NET

    Re: Security Exception in ASP.NET

    That article just says contact the hosting provider. Not much help.

    Re: Security Exception in ASP.NET

    1. Add >trust level="Full" />" under >system.web> section in Web.config
    2. comment out >compilers> section of the >codedom> in Web.config

    Re: Security Exception in ASP.NET

    It worked thank you

    New

    Re: Security Exception in ASP.NET

    this one , saved me. thanks very much 

    New

    Re: Security Exception in ASP.NET

    Really helpful. Thank you.