Hello all, I have installed pre-compiled version of ROS on UBUNTU 8.04 I am getting an error while running ROSCORE for turtlesim as below: [rosout-1] restarting process /opt/ros/boxturtle/ros/core/rosout/rosout: error while loading shared libraries: liblog4cxx.so.10: cannot open shared object file: No such file or directory failed to start local process: /opt/ros/boxturtle/ros/core/rosout/rosout __name:=rosout __log:=/home/rootx/.ros/log/544c4f70-36d8-11df-b459-002622c82719/rosout-1.lo g [rosout-1] process has died [pid 13270, exit code 127]. log files: /home/rootx/.ros/log/544c4f70-36d8-11df-b459-002622c82719/rosout-1*.log respawning... [rosout-1] restarting process process[rosout-1]: started with pid [13272] /opt/ros/boxturtle/ros/core/rosout/rosout: error while loading shared libraries: liblog4cxx.so.10: cannot open shared object file: No such file or directory [rosout-1] process has died [pid 13272, exit code 127]. log files: /home/rootx/.ros/log/544c4f70-36d8-11df-b459-002622c82719/rosout-1*.log respawning... [rosout-1] restarting process /opt/ros/boxturtle/ros/core/rosout/rosout: error while loading shared libraries: liblog4cxx.so.10: cannot open shared object file: No such file or directory process[rosout-1]: started with pid [13273] [rosout-1] process has died [pid 13273, exit code 127]. log files: /home/rootx/.ros/log/544c4f70-36d8-11df-b459-002622c82719/rosout-1*.log respawning... [rosout-1] restarting process /opt/ros/boxturtle/ros/core/rosout/rosout: error while loading shared libraries: liblog4cxx.so.10: cannot open shared object file: No such file or directory failed to start local process: /opt/ros/boxturtle/ros/core/rosout/rosout __name:=rosout __log:=/home/rootx/.ros/log/544c4f70-36d8-11df-b459-002622c82719/rosout-1.lo g /opt/ros/boxturtle/ros/core/rosout/rosout: error while loading shared libraries: liblog4cxx.so.10: cannot open shared object file: No such file or directory failed to start local process: /opt/ros/boxturtle/ros/core/rosout/rosout __name:=rosout __log:=/home/rootx/.ros/log/544c4f70-36d8-11df-b459-002622c82719/rosout-1.lo g [rosout-1] killing on exit [master] killing on exit exiting... shutting down processing monitor... ... shutting down processing monitor complete done Can someone help me on this? Thanks and Regards, Prasad Dixit