How to use C++/WinRt API like as part of DLL without user interface(UI)
Hi, I am attempting to utilize the C++/WinRT code provided in the sample of LampArray, cppwinrt to create a DLL. However due to the tight coupling of this sample with the UI, I am not able to use below API independently within my DLL code, without…
DCOM Interface Call fails with Kerberos
We try to move one of our current DCOM Applications that Impersonates a Client from NTLM over to Kerberos. So I tryed to get a minimal Example running. I Init the Server and Client as follows: CoInitializeSecurity(NULL, -1, NULL, NULL,…
Application built on Windows 11 does not start
When I built my Qt (6.8) application using MinGW 11.2 compiler toolchain, I get a pop up error message: The application was unable to start correctly (0xc00000ba). Click OK to close the application. Same issue occurs when built for Qt 6.7 and same…
Unkillable app in NtGdi DestroyAllocation2 after d3d11.dll Flush() when running for multiple days
Hello, we have an issue with a d3d11 software we develop in C++ for years. After running for multiple days, usually over 40 hours, we get a hang in win32u.dll!NtGdiDdDDIDestroyAllocation2() after we try to close the application. The process becomes stuck…
After update to VS 2022 17.8.5, from 17.0.6, I get Exception thrown at ntdll.dll immediately on debug
My project builds with normal warnings. I turned on Code Analysis on Build, but nothing improved the situation. After update to VS 2022 17.8.5, from 17.0.6, I get these errors when debugging or starting my project: Exception thrown at 0x00007FFE55B0E1E0…
Any sample code in C/C++ to Publish and Subscribe to Azure Web PubSub?
I am looking for sample C/C++ code to Publish and Subscribe to Azure Web PubSub. Specifically, I want to send data from a microcontroller programmed in C/C++ to a server with Azure Web PubSub. Are there any resources available that could help me achieve…
How do I stop Microsoft Defender Smartscreen blocking my app?
I am a software developer. I write and sell a (Visual C++) software product. I have just released a new version of my software. First in years. Customers buy a licence and download the software from the Internet. I've had my share of false positives…
How to Covert .stl file to .jpg file.
I want to convert a .stl file to a .jpg file, and the .stl file has a face with numbers and letters. I want to find the face through code and convert it to an image. It would be best to use C++ or C#.
How to change lockscreen wallpaper by using Windows SDK (C++) or modifying registry?
Hi all. My Windows version is Windows 10 22H2 19045.2846, and I'd like to change my lockscreen wallpaper by using Windows SDK (or dll function), but I can't find any function for it. I want to get a function, which is equal to…
Error C3640 in VS22 DLL project
No matter what I try I keep getting a C3640 Error: Error C3640 'DllMain::IslandPortal31::~IslandPortal31': a referenced or virtual member function of a local class must be defined Hopeing someone can help Header File #ifndef __ISLANDPORTAL31_H #define…
COM aggregation, "stabilization" AddRef/Release pair, necessary? (Don Box book)
To the excellent members of the COM team: I have one question with the “stabilization” technique introduced in Don Box’s book. In functions like FinalConstruct(), the outer object might create inner aggregation objects. These inner objects in turn…
How to fix app crash under Win11 in coremassaging.dll
Hello, I have created an application that displays 3D objects (step, iv, wrl, …). However the program crashes reproducibly, and the cause cannot be identified. Now it is unfortunately so that when debugging (Visual Studio debugger, Remote debugging,…
Visual Studio 2015 & 2017 doesn't recognize std
Hello, I've written simple piece of code which compiles and works perfectly on any other program which can compile and run C++, but when I try to run it from VS 2015 on my laptop or on VS 2017 from my other laptop, it won't build it - I get an error…
How to remove the context help icon from CFindReplaceDialog?
I am using a CFindReplaceDialog in my application. But, it displays the Context Help icon in the top right. How can I stop displaying this icon?
Is the Visual C++6 free to use in enterprises ?
Hello Team, Do I understand correctly that Visual C++ 6 is free to use in enterprises? (I saw redistributable version is okay to use in enterprises. But I can't see the redistributable version of Visual C++ 6.0 in the MS website.) Thank you.
Alternatives for the application to make it as a packaged application?
Hi, I am currently building a WinUI3 C++ application using Windows App SDK. But currently the application is unpackaged mode. I am currently thinking to shift to packaged mode as it is recommended by the Microsoft currently I have tried the sample…
Windbg shows info dialog that it cannot open MFC code from devdiv.visualstudio.com
Windbg show this info dialog with below message when single stepping through MFC code: The file…
How to fix error MSB4057 The target "ComputeLinkImportLibraryOutputsForClean" does not exist in the project
I am trying to make a game and everytime I build my solution this error pops up I am using the following NuGet Packages SDL SDL_image.h SOIL Box2D OpenAL.Soft GLM Boost I am also using the following libraries cpptoml FastNoiseLite ImGUI
Launching Windows Applications using Voice Assistants
Is there an alternative to Cortana on Windows that I can use to launch my applications using a voice command like "Open Abc App"? I have come across an application named "Voice Access," but I can't find any documentation on how to use…
Unknown error with WinBioEnrollCommit function in windows biometric framework
I am using the Windows Biometric Framework API and have encountered an error.I followed the onInstall() and onAdd() functions in tutorial #1, and then called the onEnrollOrPractice() function in tutorial #2. …