I have been receiving this error for a while when using devenv on an automatic build. I have gone through every website I can find, and the usual answers mention refreshing dependencies (Which I be...

Can someone help me decode this HResult? What does it mean? I know the negative stands for a failure. How about the rest of the 10 bits? I referenced MSDN HResult article here, but I am not sure ...

The standard return type for functions in Windows C/C++ APIs is called HRESULT. What does the H mean?

I am using the Windows api Gatt Client BLE for C++, my goal is to connect two devices (but in this case I will try just one) and keep reading and writing data constantly without closing the device ...

I am having this problem whenever I try to debug my project: It's in French, here is my translation: "Error while trying to run project: Failed Loading assembly "DBZ buu's Fury Text Editor"...

The System.Exception.HResult property is protected. How can I peek inside an exception and get the HResult without resorting to reflection or other ugly hacks? Here's the situation: I want to w...

Is there a function in win API which can be used to extract the string representation of HRESULT value? The problem is that not all return values are documented in MSDN, for example ExecuteInDefau...

I know the HRESULT_FROM_WIN32 macro to convert a Win32 error code into an HRESULT, is there any way to do the conversion starting from an errno error?

I know that this has been discussed here, but I can not find solution. I am getting this error while working with Microsoft.Office.Interop.Excel in C# (Exception from HRESULT: 0x800A03EC). Here is ...

I am creating a simple function that creates a random file. To be thread safe, it creates the file in a retry loop and if the file exists it tries again. while (true) { fileName = NewTempFileName...

The VBE7.dll type library used by VBA, has the following MIDL for the Conversion module: [ dllname("VBE7.DLL"), uuid(36785f40-2bcc-1069-82d6-00dd010edfaa), helpcontext(0x000f6ebe) ] module Conv...

I am doing some exception handling for code which is writing to the StandardInput stream of a Process object. The Process is kind of like the unix head command; it reads only part of it's input str...

I want to test the following code: private bool TestException(Exception ex) { if ((Marshal.GetHRForException(ex) & 0xFFFF) == 0x4005) { return true; } return false; } I'd like to set up...

If a Windows runtime type raises a COM error .NET seems to wrap this error often (or always?) just into an Exception instance. The error message includes the COM HRESULT error code. When using the ...

I have managed to confuse myself whether I should return E_NOTIMPL or E_NOINTERFACE from my COM server methods. I have a class with two functions I have overridden from the class I inherited from...

I have a particular view with a DataGrid (silverlight 4). But i have a project where resources have been merged with another project (for backward support). Now, after this merge, i am getting this...

I've encountered a problem when developing on MS Visual Web Developer 2008 Express Ed. Developing ASP.NET C# on Windows7 64 bit OS. I'm trying to open an Excel document, but it gives me Old format...

(preliminary note: I'm not yet fully up to speed with the whole 'interop' thing...) When using a COM library from within .NET, all HRESULT methods are wrapped into something that throws when the r...

I just looked at the definition of HRESULT in VS2008. WinNT.h has the following line: typedef __success(return >= 0) long HRESULT; What exactly does it mean? It doesn't even look like C or C+...

I already have a project that uses a lot of COM, and HRESULTS. Anyways I was wondering if it's possible to define your own HRESULT, AND be able to use the FormatMessage() for our own HRESULT? I du...