I'd keep this on the list, because there are plenty of other people who can answer your problem.
You're not linking to libopenbabel: > g++ Process_Ligand.cpp > /tmp/cceu81Mg.o: In function `Convert_2_MOL2(char*, char const*, char const*, > char*, int, int)': > Process_Ligand.cpp:(.text+0x1a70): undefined reference to > `OpenBabel::OBConversion::OBConversion(std::istream*, std::ostream*)' You need to have a -L/path/to/library and -lopenbabel on the command-line. This isn't really an Open Babel thing, this is a question about how to compile and link C++ programs on UNIX/Linux. http://stackoverflow.com/questions/6141147/how-do-i-include-a-path-to-libraries-in-g -Geoff > On Nov 20, 2016, at 10:16 PM, James Johnson <totalboron...@gmail.com> wrote: > > Thank you for the responses. > > I installed libopenbabel-dev with no avail. I looked at the folder location > and it was /usr/include/openbabel2.0/openbabel. I reasoned that the extra > openbabel2.0 was causing the problem so i moved the openbabel folder directly > to /usr/include. > > This fixed the problem of it not recognizing the file, however now there is > the problem of a bunch of undefined references. > > Terminal IO: http://pastebin.com/raw/riDc7KQX > <http://pastebin.com/raw/riDc7KQX> > > Thanks again for your help! > > - James > > On Sun, Nov 20, 2016 at 4:26 PM, Geoffrey Hutchison > <geoff.hutchi...@gmail.com <mailto:geoff.hutchi...@gmail.com>> wrote: > > I installed openbabel on ubuntu using: sudo apt-get install openbabel > > I get the error: fatal error: openbabel/obconversion.h: No such file or > > directory > > > Most Linux distributions do not install the headers or other development > interfaces in the standard packages. You'll want to install openbabel-devel > (or similar name) > > Hope that helps, > -Geoff >
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