Hi, I'm trying to install the cturtle version of ROS but the roslib package fails: ros/core/roslib]$ make mkdir -p bin cd build && cmake -Wdev -DCMAKE_TOOLCHAIN_FILE=`rospack find rosbuild`/rostoolchain.cmake .. [rosbuild] Building package roslib [rosbuild] Including /home/steven/src/svn/cturtle/install/ros/core/roslisp/cmake/roslisp.cmake [rosbuild] Including /home/steven/src/svn/cturtle/install/ros/core/rospy/cmake/rospy.cmake [rosbuild] Including /home/steven/src/svn/cturtle/install/ros/core/roscpp/cmake/roscpp.cmake CMake Error at /home/steven/src/svn/cturtle/install/ros/core/rosbuild/public.cmake:846 (message): [rosboost-cfg --libs thread] failed with error: Traceback (most recent call last): File "/home/steven/src/svn/cturtle/install/ros/bin/rosboost-cfg", line 35, in rosboost_cfg.main() File "/home/steven/src/svn/cturtle/install/ros/tools/rosboost_cfg/src/rosboost_cfg/rosboost_cfg.py", line 327, in main output = libs(ver, options.libs.split(',')) File "/home/steven/src/svn/cturtle/install/ros/tools/rosboost_cfg/src/rosboost_cfg/rosboost_cfg.py", line 264, in libs print >> s, find_lib(ver, lib, True), File "/home/steven/src/svn/cturtle/install/ros/tools/rosboost_cfg/src/rosboost_cfg/rosboost_cfg.py", line 227, in find_lib raise BoostError('Could not locate library [%s]'%(name)) rosboost_cfg.rosboost_cfg.BoostError: 'Could not locate library [thread]' Call Stack (most recent call first): CMakeLists.txt:26 (rosbuild_link_boost) -- Configuring incomplete, errors occurred! make: *** [all] Error 1 I've used the rosinstall script to start a base installation: "./rosinstall install http://ros.org/rosinstalls/cturtle_base.rosinstall" Boost libraries are installed (boost, boost-devel, boost-thread). Any ideas on where to look for this? best regards, Steven