Du anybody have an idea???
[ 81%] Built target grive
[ 86%] Built target btest
Linking CXX executable grive
../libgrive/libgrive.a(State.cc.o): In function `gr::v1::State::Write(boost::filesystem3::path const&) const':
State.cc:(.text+0x19bc): undefined reference to `gr::Json::Json<long>(long const&)'
State.cc:(.text+0x1a4c): undefined reference to `gr::Json::Json<unsigned long>(unsigned long const&)'
State.cc:(.text+0x1b2c): undefined reference to `gr::Json::Json<long>(long const&)'
collect2: ld returned 1 exit status
grive/CMakeFiles/grive_executable.dir/build.make:95: recipe for target 'grive/grive' failed
make[2]: *** [grive/grive] Error 1
CMakeFiles/Makefile2:162: recipe for target 'grive/CMakeFiles/grive_executable.dir/all' failed
make[1]: *** [grive/CMakeFiles/grive_executable.dir/all] Error 2
Makefile:113: recipe for target 'all' failed
make: *** [all] Error 2