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Server Error in '/' Application. -------------------------------------------------------------------------------- Mutex could not be created. 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.InvalidOperationException: Mutex could not be created. 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: [InvalidOperationException: Mutex could not be created.] System.Web.Compilation.CompilationMutex..ctor(String name, String comment) +8910274 System.Web.Compilation.CompilationLock..cctor() +246 [TypeInitializationException: The type initializer for 'System.Web.Compilation.CompilationLock' threw an exception.] System.Web.Compilation.CompilationLock.GetLock(Boolean& gotLock) +32 System.Web.Compilation.BuildManager.CheckTopLevelFilesUpToDate(StandardDiskBuildResultCache diskCache) +46 System.Web.Compilation.BuildManager.RegularAppRuntimeModeInitialize() +174 System.Web.Compilation.BuildManager.Initialize() +241 System.Web.Compilation.BuildManager.InitializeBuildManager() +267 System.Web.HttpRuntime.HostingInit(HostingEnvironmentFlags hostingFlags) +224 [HttpException (0x80004005): The type initializer for 'System.Web.Compilation.CompilationLock' threw an exception.] System.Web.HttpRuntime.FirstRequestInit(HttpContext context) +8890735 System.Web.HttpRuntime.EnsureFirstRequestInit(HttpContext context) +85 System.Web.HttpRuntime.ProcessRequestInternal(HttpWorkerRequest wr) +259