Hi everyone, I am in the process of installing ROS (from Willow Garage) on my machine which currently runs Red Hat Release 6.2 (Santiago). When I run "make" inside root/build directory of Ros, I get an error that says "No rule to make target 'usr/lib64/lib64/libboost_thread-mt.so.5'. It's funny that it is looking for libboost in lib64/lib64, instead of just in the lib64 directory. Does anyone have any thoughts on where the path to libboost is set incorrectly? Thanks, Grace Lee "Terminal output" Scanning dependencies of target rospack [ 10%] Building CXX object rospack/CMakeFiles/rospack.dir/src/rospack.cpp.o [ 10%] Building CXX object rospack/CMakeFiles/rospack.dir/src/rospack_backcompat.cpp.o [ 10%] Building CXX object rospack/CMakeFiles/rospack.dir/src/utils.cpp.o [ 11%] Building CXX object rospack/CMakeFiles/rospack.dir/src/rospack_cmdline.cpp.o [ 11%] Building CXX object rospack/CMakeFiles/rospack.dir/tinyxml-2.5.3/tinyxml.cpp.o [ 11%] Building CXX object rospack/CMakeFiles/rospack.dir/tinyxml-2.5.3/tinyxmlparser.cpp.o [ 11%] Building CXX object rospack/CMakeFiles/rospack.dir/tinyxml-2.5.3/tinyxmlerror.cpp.o Linking CXX shared library ../lib/librospack.so [ 11%] Built target rospack Scanning dependencies of target rospackexe [ 11%] Building CXX object rospack/CMakeFiles/rospackexe.dir/src/rospack_main.cpp.o Linking CXX executable ../bin/rospack [ 11%] Built target rospackexe Scanning dependencies of target rosstackexe [ 11%] Building CXX object rospack/CMakeFiles/rosstackexe.dir/src/rosstack_main.cpp.o Linking CXX executable ../bin/rosstack [ 11%] Built target rosstackexe Scanning dependencies of target roslib [ 11%] Building CXX object ros/core/roslib/CMakeFiles/roslib.dir/src/package.cpp.o make[2]: *** No rule to make target `/usr/lib64/lib64/libboost_thread-mt.so.5', needed by `lib/libroslib.so'. Stop. make[1]: *** [ros/core/roslib/CMakeFiles/roslib.dir/all] Error 2 make: *** [all] Error 2