Error lnk2001 unresolved external symbol struct

[email protected] main. obj: - 1: error: LNK: unresolved. struct WrappedVector { static const int _ N; / / ^ ^ ^ ^ ^ double * _ x; } ;. If you need the latter form ( static const int ) you can also initialize it directly in the declaration: struct WrappedVector { static const. struct WrappedVector { static const int _ N = 3; / / ^ ^ ^ double * _ x; } ;. see LIVE DEMO3 · share| improve this answer · edited Nov 19 ' 14 at 12: 48. answered Nov 18 ' 14 at 18: 24. πάντα ῥεῖ. I think the compiler is interpreting the above line as a declaration and not a definition, hence the link error. step separately from the link step so you can easily determine which step actually contains the root of a problem. I think the problem is with the ' extern' keyword. That keyword specifies that those values be declared somewhere else in your code. Perhaps you' re missing another. cpp file to compile which contains the declarations of. I have no idea why the following gives me: * " error LNK: unresolved external symbol ' struct Win32Vars_ t win32' (?

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    Struct symbol external

    If I start a new project and create this header file it compiles fine. I' m also creating. This error often means that some function has a declaration, but not a definition. hpp class A { public: void myFunc( ) ; / / Function declaration } ; / / A. cpp / / Function definition void A: : myFunc( ) { / / do stuff }. obj : error LNK: unresolved external symbol referenced in function. external symbol referenced in function " public: static struct. But i still have on VS error LNK : Error 3 error LNK: unresolved external symbol " public: static struct XMLReader: : data. This is a redeclaration of the type struct XMLReader: : data;, not a definition of the static class member. I' ve searched a lot to try and solve my problem and all the answers say to declare the static variable in a c+ + file, which I' ve done. Error LNK unresolved external symbol " protected: static struct tagMSG * Entity: : msg".