Hi, I get a InvalidCastException: - ex {"Unable to cast object of type 'SecSoaService.NFFIServiceParameters' to type 'SecSoaService.NFFIServiceParameters'."} System.Exception {System.InvalidCastException} The Object beeing casted originates from a Serialize / Deserialize roundtrip. I h...more >>

I am working on a web application that is used for migrating other web applications to production. The application currently loads each dll in the target application using Assembly.LoadFile and then calls GetCustomAttributes on the assembly to ensure it was not built in debug mode. The p...more >>

I'm using CLR (VB.NET -- C# and even C++ are options if necessary) to late-bind to an object at runtime. It's easy to late bind to method and property members (Dim obj as Object = myObj : Return obj.Name). I don't have access to any sort of type library, which is why I'm late-binding. Seems to...more >>

Hi all, I have ported my VB.Net project from VS2003 to VS2005. I am calling mainform instance (static variable) from other VB .net modules from the same projects.In VS2003 ,I did not face any issues. But in VS2005 ,I am getting the following exception. "A first chance exception of type ...more >>

Hi all, I have ported my VB.Net project from VS2003 to VS2005. I am using some unmanaged code in my project. while running my application,Iam getting the following error "Managed Debugging Assistant 'LoaderLock' has detected a problem in 'F:\VBSource\bin\Debug\TekRobo.exe'. Additional Inf...more >>

Hi all, I have ported my project from VS2003 to VS2005 The project contains both unmanaged codeand managed code.While compiling I got the following errors: Error 1 Command line error D8016 : '/MT' and '/clr:oldsyntax' command-line options are incompatible cl " Can anyone help me to resolve...more >>

If a large framework (or library, application, etc.) has optional parts and some users may not want all parts, it would make sense to break the framework into separate physical assemblies. However, if internal access is specified in the monolithic framework, a problem arises because changing int...more >>

Can someone please explain why the DataSet isn't being collected? If I un-comment "dr = null", then the memory is freed. using System; using System.Data; class Class1 { [STAThread] static void Main(string[] args) { DataSet ds = new DataSet(); DataTable dt = ds.Ta...more >>

Hi! I have two C# assemblies (dll) and one desktop testprogram (also C#) and when I start my testprogram and press the button that will use methods in my two assemblies it goes really slow the first time. I thought this had to do with the JIT. The strange thing is that if I start my testapp...more >>

I want to enforce certain type initializers in an assembly to run at startup. foreach (Type t in Assembly.GetExecutingAssembly().GetTypes()) { if (...some criteria...) { t.TypeInitializer.Invoke(type,new object[0]); } } This doesn't work. What's the simplest way ...more >>

I've using Reflection to get a value from a property in a class and I needed to modify it to allow Friend properties to be included: PropertyInfo = Me.GetType.GetProperty(Name, BindingFlags.Public Or BindingFlags.NonPublic Or BindingFlags.Instance) Now I understand what the Public & NonPub...more >>

I have a multi-threaded application using both managed (C#/.NET) and unmanaged code (C++). The unmanaged code calls into the manage code (via COM Interop) to perform a variety of tasks. Every two or three days the application would unexpectedly crash; I added a GC.Collect() call to the end of ...more >>

Are there any things one can do to assist the jit in generating efficient tail call optimization? If a method with many parameters ends calling a similar method with a similar but not identical signature, and some of the parameters are passed unchanged, will the jit then discover it can simpl...more >>

Hello All I need to sak one question related to the CLR and Managed And Unmanage Code I read in the MSDN that ..... The code which is targetting CLR is managed code. The code which is not targetting CLR is unmanaged code Unmanged Code Means which directly interact with OS functionalty. ...more >>

what languages can be used to write the framework class library, especially the data structure library, such as System.Collections. ...more >>

I would like to solve the problem of method parameter verfication in order to avoid to writing repetitive code to validate method parameters, for example: void method(object param) { if (param = null) { throw new ArgumentNullException("param"); } } and do it throw atti...more >>

Here's a fun one: Our Windows Forms application uses the Crystal Reports .NET assemblies, which we ship and reference privately from our application folder. These assemblies have strong names. Works great - most of the time. Other vendors of Crystal applications will often register these DL...more >>

A ThreadAbortException happens about 5-6 times a day (almost 200 times in just over two months) in the thread that sends e-mail notices. This is an ASP.NET 2.0 web site written in C#. To improve reliability and response, outgoing e-mails are placed in the database, and the actual sending is do...more >>

Is there some place to find out what the display screen resolution is in dots per inch? So far the only way that is close is to look at SystemInformation::CaptionHeight and compare the size of the caption in pixels at different screen resolutions and use that to estimate the display r...more >>

I suspect it's unlikely, but you'll never know until you ask, but are there any attributes that would allow us to contribute to the compiled output? e.g. // this class exists in a separate, compiled assembly for the compiler to load during compilation class MyMethodCompiler : Attribute { ...more >>

I'm looking into adding automated mini-dump creation to my companies .NET software products. For the past few years, we've been using ADPlus scripts (thank you BugSlayer!) to setup and catch 2nd Chance Exceptions, generating .NET 1.1 dumps, and then using WinDbg and Son of Strike to track d...more >>

I am using C# CLR 2.0 CodeDom: I need to create the following array: SqlParameter[]sqlParameters={ new SqlParameter("@invID", SqlDbType.Int, 4, "invID"), new SqlParameter("@imaID", SqlDbType.Int, 4, "imaID"), new SqlParameter("@qtret", SqlDbType.Float, 8, "qtret")}; Would it be possibl...more >>

I am using C# 2.0 and the CodeDom. Can someone answer the following 3 questions about the CodeDom in CLR 2.0. 1. I understand that there is no while() loop, only for( ; ; ) loop, can anyone confirm this. 2. I understand that there is no switch() statement, can anyone confirm this. 3. I n...more >>

I'm having some troubles with unit tests that use mocks of interface types. I'm mocking an interface type that inherits some members. The mock framework attempts to verify the method I'm trying to mock is on the type it's mocking and fails. The framework is not using any binding flags to ident...more >>

Hi, I have a BindingList<T> collection and I am adding concrete object T in to the binding list. Before adding them, I want to verify if object with same data exist in the collection. When I use Binding list’s Contain method to check if object exist in the collection, it always returns fa...more >>

I thought GetInterfaceMap should work for every interface returned by GetInterfaces()... but here I have a counterexample. Has anyone seen this before? Here's a unit test for Zanebug (substitute your favorite test runner): using Adapdev.UnitTest; [TestFixture] class GetInterfaceMap {...more >>

I am trying to find additional information on how the CLR works with multiple CPUs in .net 2.0 framework. Is it enabled by default? Can I spawn multiple appDomains on specific CPUs or does it only relate to multithreading? ...more >>

Hi All I have my application built with Framework1.1. 1. Will my application work in a machine where only 2.0 is present ? 2. what are the steps i must do in order to make my 1.1 application work with 2.0 ??? Thanks Senthil ...more >>

I have an html application that uses an embeded .Net user control - and has specified the startup attribute for supportedRuntime for 1.1.4322 - inside of a XML configuration file. When I run this application it ignores the runtime directive and loads up the 2.0 runtime - I have verified thi...more >>