ImportError: cannot import name 'TopicInfo' from 'rosserial_msgs.msg' (unknown location)

[ismailabouzeidx]

along with the first error I'm facing the following errors:
Traceback (most recent call last):
File "/home/ismail/catkin_ws/devel/lib/rosserial_arduino/serial_node.py", line 15, in
exec(compile(fh.read(), python_script, 'exec'), context)
File "/home/ismail/catkin_ws/src/rosserial/rosserial_arduino/nodes/serial_node.py", line 37, in
from rosserial_arduino import SerialClient
File "/home/ismail/catkin_ws/devel/lib/python3/dist-packages/rosserial_arduino/init.py", line 34, in
exec(__fh.read())
File "", line 1, in
File "/home/ismail/catkin_ws/src/rosserial/rosserial_arduino/src/rosserial_arduino/SerialClient.py", line 43, in
from rosserial_python import SerialClient as _SerialClient
File "/home/ismail/catkin_ws/devel/lib/python3/dist-packages/rosserial_python/init.py", line 34, in
exec(__fh.read())
File "", line 1, in
File "/home/ismail/catkin_ws/src/rosserial/rosserial_python/src/rosserial_python/SerialClient.py", line 53, in
from rosserial_msgs.msg import TopicInfo, Log
ImportError: cannot import name 'TopicInfo' from 'rosserial_msgs.msg' (unknown location)

Any ideas? Thanks!

[rda11]

same error for me! did you sort this out?