Top "Undefined-reference" questions

Undefined reference to CryptoPP::AlignedAllocate(unsigned int)

I am using crypto++ in c++ linux. Here is my simple code: #include <iostream> #include <fstream> #…

c++ undefined-reference crypto++

Getting undefined reference to std::thread::_M_start_thread

I'm building an app that uses a 3rd party lib (Box2D-MT) which I build from sources. When linking, I …

c++ multithreading g++ ld undefined-reference

Qt and C++ - undefined reference to slot

I have a build error with a slot in Qt. I have an class which has a public slot: void …

c++ qt signals-slots undefined-reference

undefined reference to `boost::chrono::system_clock::now()' - Boost, and cpp-netlib

I come here to ask for a fix to a situation that has been frustrating me. A lot. First of …

c++ boost boost-thread undefined-reference chrono

Compiler error with yaml-cpp - undefined reference to `YAML::detail::node_data::convert_to_map`

Here's the complete log: /tmp/ccCvErNZ.o: In function `YAML::detail::node& YAML::detail::node_data::get<std::…

c++ yaml undefined-reference yaml-cpp

Notice: Undefined property: stdClass error on front end

I can't figure out how to make this line defined. If anyone can offer assiatnce that would be appreciated, probably …

php joomla xampp undefined-reference stdclass

clang++ 3.2 linker not finding C++ stdlib

I've installed clang 3.2 on my Ubuntu 13.04 machine, and have compiled and built libc++, and everything is in place. However, when …

c++ linker clang undefined-reference libc++

libconfig undefined reference to libconfig::Config::Config()

I'm trying to build a game engine, and I've turned to libconfig to handle all my configuration needs. I'm in …

c++ compiler-errors linker undefined-reference libconfig