roscore error

Error:

roscore cannot run as another roscore/master is already running.

Please kill other roscore/master processes before relaunching.

The ROS_MASTER_URI is http://192.168.1.128:11311/

Solution:

$ ps aux|grep roscore
$ killall -9 roscore
$ killall -9 rosmaster

run roscore again. If it doesnot work, try to delet files in /home/.ros/log/, and run $ rosclean

Kill roscore after use terminal.