Error Lnk2019 Unresolved External Symbol Lib
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C++ Error Lnk2019 Unresolved External Symbol
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Error Lnk2019 Unresolved External Symbol Winmain@16 Referenced In Function ___tmaincrtstartup
just like you, helping each other. Join them; it only takes a minute: Sign up I have a third party lib, I have error LNK2019: unresolved external … How to investigate to fix it up vote 1 down vote favorite I have a third party libs. (msvc10) a MT/MD (Static cfgs's) and dynamic DLL cfg. I error lnk2019 unresolved external symbol visual studio 2010 have qt + msvc10 express + win sdk.7 Ok , I use the existing examples offered, (using the libs) I can't compile ..... I have 4 unresolved external errors of the same lib. (But I have zero errors for the others) I have not support for these lib...... (but they are legal, I am a member without rights) Which are the steps to investigate a possible fix? Where I have to look ? Thanks. Edit 1: The errors was: TD_ExamplesCommon.lib(ExHostAppServices.obj) : error LNK2019: unresolved external symbol __imp__RegEnumValueW@32 referenced in function "public: virtual bool __thiscall ExHostAppServices::ttfFileNameByDescriptor(class OdTtfDescriptor const &,class OdString &)" (?ttfFileNameByDescriptor@ExHostAppServices@@UAE_N ABVOdTtfDescriptor@@AAVOdString@@@Z) TD_ExamplesCommon.lib(ExHostAppServices.obj) : error LNK2019: unresolved external symbol __imp__RegCloseKey@4 referenced in function "public: virtual bool __thiscall ExHostAppServices::ttfFileNameByDescriptor(class OdTtfDescriptor const &,class OdString &)" (?ttfFileNameByDescriptor@ExHostAppServices@@UAE_N ABVOdTtfDescriptor@@AAVOdString@@@Z) TD_ExamplesCommon.lib(ExHostAppServices.obj) : error LNK2019: unresolved external symbol __imp__RegQueryValueExW@24 referenced in function "public: virtual bool __thiscall ExHostAppServices::ttfFileNameByDescriptor(class OdTtfDescriptor const &,class OdString &)" (?ttfFileNameByDescriptor@ExHostAppServices@@UAE_N ABVOdTtfDescriptor@@AAVOdString@@@Z) TD_ExamplesCommon.lib(ExHostAppServices.obj) : error LNK2019: unresolved external symbol __imp__RegOpenKeyExW@20 referenced in function "public: virtual bool __thiscall ExHostAppServices::ttfFileNameByDescriptor(class OdTtfDesc
here for a quick overview of the site Help Center Detailed answers to any questions you might error lnk2019 unresolved external symbol public __thiscall referenced in function _main have Meta Discuss the workings and policies of this site About error lnk2019 unresolved external symbol void __cdecl Us Learn more about Stack Overflow the company Business Learn more about hiring developers or posting error lnk2019 unresolved external symbol main referenced in function __tmaincrtstartup ads 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 http://stackoverflow.com/questions/9886362/i-have-a-third-party-lib-i-have-error-lnk2019-unresolved-external-how-to-i million programmers, just like you, helping each other. Join them; it only takes a minute: Sign up How to solve the error LNK2019: unresolved external symbol - function? up vote 36 down vote favorite 10 I get this error, but I don't know how to fix it. I'm using Visual Studio 2013. I make the http://stackoverflow.com/questions/19886397/how-to-solve-the-error-lnk2019-unresolved-external-symbol-function solution name MyProjectTest This is the structure of my test solution: -function.h #ifndef MY_FUNCTION_H #define MY_FUNCTION_H int multiple(int x, int y); #endif -function.cpp #include "function.h" int multiple(int x, int y){ return x*y; } -main.cpp #include
Support Answers MathWorks Search MathWorks.com MathWorks Answers Support MATLAB Answers™ MATLAB Central Community Home MATLAB Answers File Exchange Cody Blogs Newsreader Link Exchange ThingSpeak Anniversary Home https://www.mathworks.com/matlabcentral/answers/107106-error-lnk2019-unresolved-external-symbol-when-compiling-mex Ask Answer Browse More Contributors Recent Activity Flagged Content Flagged as Spam https://www.mathworks.com/matlabcentral/answers/98211-why-do-i-receive-link-errors-lnk2019-when-compiling-in-microsoft-visual-c-2005 Help MATLAB Central Community Home MATLAB Answers File Exchange Cody Blogs Newsreader Link Exchange ThingSpeak Anniversary Home Ask Answer Browse More Contributors Recent Activity Flagged Content Flagged as Spam Help Trial software Tim (view profile) 1 question 2 answers 1 accepted answer Reputation: 5 Vote1 error LNK2019: unresolved external error lnk2019 symbol when compiling MEX Asked by Tim Tim (view profile) 1 question 2 answers 1 accepted answer Reputation: 5 on 21 Nov 2013 Latest activity Commented on by hassan mahmood hassan mahmood (view profile) 4 questions 3 answers 0 accepted answers Reputation: 3 on 20 May 2014 Accepted Answer by Tim Tim (view profile) 1 question 2 answers 1 accepted answer error lnk2019 unresolved Reputation: 5 568 views (last 30 days) 568 views (last 30 days) I'm trying to compile some files into MEX and I get a linkage error.I have:helloworld.cpp which includes gateway functionftdi.h class declarationftdi.cpp a source fileFTD2XX.h and FTD2XX.lib a library and a headerAll files are in the same folder and this folder is my current working directory in MATLAB.I'm using MS VS2010 and MATLAB R2013a on a 64bit Windows 7. I set up the compiler using mex -setup and was able to create and run some test MEX files.As I understand, I need to compile both helloworld.cpp and fdti.cpp when I runmex helloworld.cpp fdti.cpp I get:ftdi.obj : error LNK2019: unresolved external symbol __imp_FT_ListDevices referenced in function "public: int __cdecl ftdi::GetDeviceCount(void)" (?GetDeviceCount@ftdi@@QEAAHXZ) ftdi.obj : error LNK2019: unresolved external symbol __imp_FT_Open referenced in function "public: int __cdecl ftdi::OpenDevice(int)" (?OpenDevice@ftdi@@QEAAHH@Z) and more of similar errors.ftdi::GetDeviceCount(void) andftdi::OpenDevice(int) are functions in ftdi.cppI also tried:mex helloworld.cpp and got similar errors. When I tried:mex -IC:\Users\tnosov\Documents\MATLAB\newtest20nov helloworld.cpp this is the path to where all my files are located and I got the same errors.I've been stuck with this
Support Answers MathWorks Search MathWorks.com MathWorks Answers Support MATLAB Answers™ MATLAB Central Community Home MATLAB Answers File Exchange Cody Blogs Newsreader Link Exchange ThingSpeak Anniversary Home Ask Answer Browse More Contributors Recent Activity Flagged Content Flagged as Spam Help MATLAB Central Community Home MATLAB Answers File Exchange Cody Blogs Newsreader Link Exchange ThingSpeak Anniversary Home Ask Answer Browse More Contributors Recent Activity Flagged Content Flagged as Spam Help Trial software MathWorks Support Team (view profile) 13,595 questions 13,595 answers 13,594 accepted answers Reputation: 2,578 Vote0 Why do I receive link errors (LNK2019) when compiling in Microsoft Visual C++ 2005? Asked by MathWorks Support Team MathWorks Support Team (view profile) 13,595 questions 13,595 answers 13,594 accepted answers Reputation: 2,578 on 27 Jun 2009 Latest activity Commented on by Madhura Suresh Madhura Suresh (view profile) 0 questions 59 answers 5 accepted answers Reputation: 34 on 12 Feb 2015 Accepted Answer by MathWorks Support Team MathWorks Support Team (view profile) 13,595 questions 13,595 answers 13,594 accepted answers Reputation: 2,578 889 views (last 30 days) 889 views (last 30 days) I use MATLAB Compiler to build a C++ shared library "libmatrixp.dll". When I build the driver "matrixdriver.cpp" in Microsoft Visual C++ 2005, after properly setting the link and include paths, I receive link errors: 1>------ Build started: Project: matrixtest, Configuration: Debug Win32------ 1>Compiling... 1>matrixdriver.cpp 1>Compiling manifest to resources... 1>Linking... 1>matrixdriver.obj : error LNK2019: unresolved external symbol _mclTerminateApplication referenced in function __catch$?run_main@@YAPAXPAX@Z$0 1>matrixdriver.obj : error LNK2019: unresolved external symbol _libmatrixpTerminate referenced in function __catch$?run_main@@YAPAXPAX@Z$0 1>matrixdriver.obj : error LNK2019: unresolved external symbol "__declspec(dllimport) void __cdecl eigmatrix(int,class mwArray &,class mwArray const &)" (__imp_?eigmatrix@@YAXHAAVmwArray@@ABV1@@Z) referenced in function "void * __cdecl run_main(void *)" (?run_main@@YAPAXPAX@Z) 1>matrixdriver.obj : error LNK2019: unresolved external symbol "__declspec(dllimport) void __cdecl multiplymatrix(int,class mwArray &,class mwArray const &,class mwArray const &)" (__