Cannot Register Window Class Error

here for a quick overview of the site Help Center Detailed answers to any questions you might registerclass example have Meta Discuss the workings and policies of this site About

Getclassinfo

Us Learn more about Stack Overflow the company Business Learn more about hiring developers or posting ads winapi createwindowex with us Stack Overflow Questions Jobs Documentation Tags Users Badges Ask Question x Dismiss Join the Stack Overflow Community Stack Overflow is a community of 4.7 million programmers,

Unregisterclass

just like you, helping each other. Join them; it only takes a minute: Sign up Can't register hwnd window up vote 0 down vote favorite I'm trying to create hwnd window but I get an error when I try to register it. The error is the MessageBox notification that kicks in if the Register function registerclassex fails to register the window, I've copied most of the code so I don't really understand what's the problem. Here's the code, compiled in VS13: int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow){ WNDCLASSEX WndClass; HWND hwnd; MSG Msg; hInst = hInstance; WndClass.cbSize = sizeof(WNDCLASSEX); WndClass.style = WS_OVERLAPPED | WS_CAPTION | WS_SYSMENU | WS_MINIMIZEBOX; WndClass.lpfnWndProc = WindowProcedure; WndClass.cbClsExtra = 0; WndClass.cbWndExtra = 0; WndClass.hInstance = hInstance; WndClass.hIcon = LoadIcon(NULL, IDI_APPLICATION); WndClass.hCursor = LoadCursor(NULL, IDC_ARROW); WndClass.hbrBackground = (HBRUSH)(COLOR_WINDOW); WndClass.lpszMenuName = NULL; WndClass.lpszClassName = (LPCWSTR)gszClassName; WndClass.hIconSm = LoadIcon(NULL, IDI_APPLICATION); if (!RegisterClassEx(&WndClass)){ MessageBox(NULL, L"Unable to register window", L"Error", MB_ICONSTOP | MB_OK); return 0; } hwnd = CreateWindowEx( WS_EX_STATICEDGE, L"MyMainClass", L"Try v2.0", WS_OVERLAPPED | WS_CAPTION | WS_SYSMENU | WS_MINIMIZEBOX, CW_USEDEFAULT, CW_USEDEFAULT, 500, 400, NULL, NULL, hInstance, NULL); if (hwnd == NULL){ MessageBox(NULL, L"Unable to create window", L"Error", MB_ICONSTOP | MB_OK); return 0; } c++ windows hwnd share|improve this question asked May 4 '14 at 10:41 Ante Jablan Adamović 274 When a system function like Regi

Answers Feedback Issue Tracker Blog Evangelists User Groups Navigation Home Unity

Register For Class

Industries Showcase Learn Community Forums Answers Feedback Issue Tracker Blog

Windows Createwindow

Evangelists User Groups Get Unity Asset Store Unity account You need a Unity Account wndclass to shop in the Online and Asset Stores, participate in the Unity Community and manage your license portfolio. Login Create account Language Chinese Spanish http://stackoverflow.com/questions/23455250/cant-register-hwnd-window Japanese Korean Portuguese Ask a question Spaces Default Help Room META Moderators Topics Questions Users Badges Home / 0 Question by indypj · Feb 21, 2014 at 04:04 PM · registerc# dllwindows-form Could not register the window class, windows error 0 Hi, I used VS2012Express to build a http://answers.unity3d.com/questions/645944/could-not-register-the-window-class-windows-error.html c# class library with .net 2.0, which to show a winform, I also configured the player setting like: When I debugged my game, it shows: Did someone meet such a dialog? How to solve this problem? Thanks! qq图片20140221232002.jpg (6.0 kB) qq图片20140221231445.jpg (10.8 kB) Comment Add comment · Show 1 10 |3000 characters needed characters left characters exceeded ▼ Viewable by all users Viewable by moderators Viewable by moderators and the original poster Advanced visibility Viewable by all users unimechanic ♦♦ · Feb 21, 2014 at 04:38 PM 1 Share Yes, several people have meet that dialog: http://answers.unity3d.com/questions/14869/how-to-open-a-windows-file-open-or-save-dialog-wit.html http://forum.unity3d.com/threads/151964-Problems-when-used-in-the-System-Windows-Forms-Unity3-5-4 http://answers.unity3d.com/questions/14869/how-to-open-a-windows-file-open-or-save-dialog-wit.html http://answers.unity3d.com/questions/138087/save-dialogs.html Are these helpful? Otherwise explain what you are trying to achieve, there might be a different way of doing it as well. 0 Replies · Add your reply Sort: Your answer Hint: You can notify a user about this post by typing @userna

and speaking of errors, it seems that some users are having “Class not registered” error. As far as we know, this error can affect almost any software, and users have http://windowsreport.com/class-not-registered-windows-10/ reported that Google Chrome isn’t working on Windows 10 due to this error. Google Chrome isn’t the only software affected by this issue, so let’s fix “Class not registered” error on Windows 10. “Class Not Registered” Error On Windows 10 And How To Fix It? How to solve "Class not registered" on Windows 10 We recommend this tool to update all your drivers automatically Downloading drivers manually can be a cannot register long and tedious process. Outdated drivers can often cause crashes, file loss and even permanent damage to your computer. DriverAgent Plus quickly and automatically downloads all the drivers that you need: Download DriverAgent Plus (100% safe download and endorsed by us). Once the download is complete start the DriverAgent Plus. Click the Start Scan button and let DriverAgent Plus download all the necessary drivers. Solution 1 - Disable iCloud Some reports cannot register window show that this issue is caused by iCloud, and in order to fix it, you need to close iCloud with Task Manager. You can do that by following these steps: Press Ctrl + Shift + Esc to start Task Manager. When Task Manager starts, find iCloud, right click it and choose End Task. In addition, you can also disable iCloud from starting up by using Task Manager. Open Task Manager and go to Startup tab. Find iCould, right click it and choose Disable. Solution 2 - Re-register ExplorerFrame.dll file If Internet Explorer keeps crashing while giving you the “Class not registered” error, you might want to try the following: Open Command Prompt as administrator. To do that press Windows key + X and choose Command Prompt (Admin) from the menu. When Command Prompt starts, paste the following code and press Enter to run it: regsvr32 ExplorerFrame.dll Solution 3 - Use Component Services To run Component Services do the following: Press Windows Key + R and type dcomcnfg. Press Enter or click OK to run it. When Component Services window opens, go to Component Services > Computers > My Computer. Double click DCOM Config. You should get few warning messages. If that happens, just click Yes. Now close Component Services and restart