Piotr Jaroszek

Can you provide the logs from the Unity player? You can find them in `.config/unity3d//Player.log`

Putting the message package manually should work fine :thinking: Out of curiosity, if you rerun the build command, does it fix the problem or is it persistent?

Hmm, I can't see any errors on the provided screenshot. :thinking: Some packages had a **stderr output**, but that doesn't mean that there are actual errors. The build system just...

Hello, No, you do not have to rewrite any files to build and use your custom messages. The error you describing doesn't look like connected with custom messages. Did this...

Maybe the fastdds RMW was missing during the compilation? Try installing it `sudo apt install ros-foxy-rmw-fastrtps-cpp` and **clean** recompile the Ros2ForUnity. I don't guarantee it will work, since we don't...

The second error may be connected to the issue (calling get_data from non-main thread). Can you confirm, that running everything from the main thread still throws the ROS 2 error?

Hello, you are missing the vcs tool (see the [prerequisites section](https://github.com/RobotecAI/ros2cs/blob/master/README-UBUNTU.md#prerequisites)). You can find it here: https://github.com/dirk-thomas/vcstool

`foxy_fixes_for_custom_messages` is some old branch of Ros2ForUnity. Can you try to build it with a stable branch like [1.2.0](https://github.com/RobotecAI/ros2-for-unity/tree/1.2.0)? Did you take the whole asset (R2FU with your custom messages)...

Thank you for the feedback, we will look into the docker scripts and make it more clear how to use them :+1: