What went wrong with the installation?

edit

What went wrong with the installation?

C:\opt\ros\noetic\x64>roscore
    ... logging to C:\Users\Juha\.ros\log\68885ed2-948d-11ec-a121-d8bbc104fec2\roslaunch-DESKTOP-3606R0T-18400.log
    Checking log directory for disk usage. This may take a while.
    Press Ctrl-C to interrupt
    Done checking log file disk usage. Usage is <1GB.
    started roslaunch server http://127.0.0.1:62355/
    ros_comm version 1.15.9


SUMMARY
========

PARAMETERS
 * /rosdistro: noetic
 * /rosversion: 1.15.9

NODES

auto-starting new master
process[master]: started with pid [18032]
ROS_MASTER_URI=http://127.0.0.1:11311/
setting /run_id to 68885ed2-948d-11ec-a121-d8bbc104fec2
←[31mERROR: cannot launch node of type [rosout/rosout]: Cannot locate node of type [rosout] in package [rosout]. Make sure file exists in package path and permission is set to executable (chmod +x)←[0m
←[31mRLException: failed to start core service [/rosout]←[0m
←[31mThe traceback for the exception was written to the log file←[0m
[master] killing on exit
SUCCESS: The process with PID 6700 (child process of PID 18032) has been terminated.
SUCCESS: The process with PID 18032 (child process of PID 18400) has been terminated.

Why I just get these error messages?