caught exceptation in launch

[98shun]

Hello, i am facing a problem while launching the slam_gmapping, it gives me the following message:
[INFO] [launch]: All log files can be found below /home/ros/.ros/log/2023-06-07-14-13-09-710615-ros-desktop-7603
[INFO] [launch]: Default logging verbosity is set to INFO
[ERROR] [launch]: Caught exception in launch (see debug for traceback): Caught exception when trying to load file of format [py]: Node.init() missing 1 required keyword-only argument: 'executable'

i already die colcon build and source the bash and didn't change thing in the code.

[Steve-Li-1998]

Hello, do you have any solution yet?

[haopan1204]

In slam_gmapping/slam_gmapping/launch/slam_gmapping.launch.py
Edit this item
node_executable='slam_gmapping'
to
executable='slam_gmapping'
Then try again.