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Error lnk2001 qt metacast

obj : error LNK: unresolved external symbol " public: static struct QMetaObject const TelEngine: : QtWindow: : staticMetaObject" (? referenced in function " public: static class. I have been creating Qt applications for some time and am familiar with the steps necessary in order to integrate Qt into a project, however, I am currently experiencing some problems I have not seen before. While building opencv_ world as a DLL, Visual Studio shows me 31 linkage errors: Error 28 error LNK: unresolved external symbol " public: virtual struct QMetaObject const * _ _ thiscall GuiReceiver: : metaObject( void) const " (? D: \ progs\ lib\ OpenCV\ 3. 1\ build_ withQt\ modules\ world\ window_ QT. How to compile QT windows for use in the Edtior? qt_ metacast ( char const * ) " (? Custom LyShine Components causing LNK error in 1. Unresolved symbols QMetaObject when building OpenCV with QT. opencv_ highgui220d. obj : error LNK:. SOLVED] Unresolved External Symbol Error [ SOLVED.

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    Metacast error

    virtual void * _ _ cdecl Film: : qt_ metacast. Join Stack Overflow to learn, share knowledge, and build your career. error LNK: 无法解析的外部符号 " _ _ declspec( dllimport) protected: _ _ thiscall std: : _ Container_ base_ aux_ allo 共有140篇相关文章: vs中Qt网络模块的问题 vc 错误: error LNK: 无法解析的外部符号之一 关于开源的jrtplib的编译和应用程序的配置 error LNK: 无法解析的外部符号. Join Date Mar Location Brisbane, Australia Posts 7, 476 Thanks 13 Thanked 1, 565 Times in 1, 495 Posts Qt products Platforms Wiki edits 17. Qt - Unresolved externals, again beakie. Error 1 error LNK:. virtual void * _ _ thiscall MainWindow: : qt_ metacast. error LNK: 外部シンボル. は未解決です。 error LNK: 外部シンボル " " public: virtual void * _ _ cdecl MyObject: : qt_ metacast. 错误 1 error LNK: 无法解析的外部符号 " public:. qt_ metacast( char const * ) " (? 错误 3 error LNK:. Not a member of Pastebin yet? obj: - 1: error: LNK:. LNK: unresolved external symbol " public: virtual void * _ _ thiscall GLWidget: : qt_ metacast.

    I have created a function that will create a button from the main class i create a pointer to an object and a pointer to a reference for the app which i pass to the createButton function in the But. Link errors come when you rebuild the project # 4. error LNK: unresolved external. virtual void * _ _ thiscall VisualControl: : qt_ metacast. 先转一下其他人的帖, 同样是error LNK的问题。 第一次来发个帖, 如果可能的话期望找到根本原因! 几天没有关注我的QT程序, 再次拿出来编译后竟然出现连接错误, 因为四体不勤, 没有频繁的checkin, 所以无法找到中间版本, 只能解决问题了。. When I try to register the QOCIDriver I get the following error: " C1083: Cannot open include file: ' QtSql/ private/ qsqlcachedresult_ p. h' : No such file or directory". I think that the Qt- driver( plugin) for postgresql depends on dynamic library libpq. It doesn' t find it and gives out errors. Hi, I' m trying to fix someone else' s code. It seems like somehow the library files have been seriously screwed up. It uses SQL, Boost, and VTK, plus other libraries. I' m coding a single class and inserting a single slot in that.

    In this class, I' m inheriting from QObject to use QObject: : connect. When compiling QtCreator complains about linkage: @ MakeConn. obj: - 1: error: LNK: unresolved external symbol " public: vir. Qt - Unresolved externals, again,. Error 1 error LNK: unresolved external symbol " public:. - qt_ metacast - qt_ metacall. SOLVED] QtSingleApplication. qt_ metacast( char const * ) ". obj : error LNK: unresolved external symbol " public:. So here is what I have found.

    The error only comes with MSVC, not the MinGW compiler. The problem is not with QObject. The problem occurs with the ui/ design creator. obj: - 1: error: LNK: unresolved external symbol " public: virtual. Linkage problems: LNK QMetaObject Linkage. virtual void * _ _ thiscall MakeConn: : qt_ metacast. Error 28 error LNK: unresolved external symbol " public:. Linker Error during MSVC And Qt 5. ( char const * ) " (? Getting Linker error on Visual C+ +.

    Link: 1> libMFCpt. lib( crypto_ mfkj. obj) : 找到 MSIL. netmodule 或使用 / GL 编译的模块; 正在使用 / LTCG 重新启动链接; 将 / LTCG 添加到链接命令行以改进链接器性能 1> ImageCompressionEndV. 1、 当vs编译qt时会出现以下错误: 已启动全部重新生成: 项目: MyDialog, 配置: DebugWin生成启动时间为/ 9/ 914: 57: 04。. It always fails when installing qt- sdk- win- opensource-. 1 on windows xp sp3. After integrating Qt with Vs and trying to compile. pro file I' m getting following errors: Error 9 error LNK: unresolved external symbol " public: virtual int _ _ thiscall Multiplication_ d. Hi Using Cmake ( vtk) with QT and trying to build using visual studio.

    Now I have compiled both vtk and QT with visual studio, and simple QT applications ( like hello world workes perfekt) but now I try to do some a little more advanced and I get a linking problem. The errors are obj : error LNK20. QtCharts causing linking errors ( LNK). ProjectName\ ClassName. obj ProjectName Error 5 error LNK:.