# Introduction to micro-ROS
**URL:** https://get-help.theconstruct.ai/c/course-support/introduction-to-micro-ros/235.md
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## [About the Introduction to micro-ROS category](https://get-help.theconstruct.ai/t/about-the-introduction-to-micro-ros-category/37258)
**Author:** [@system](https://get-help.theconstruct.ai/u/system)\
**Replies:** 0
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## [The files are deleted in The Construct environment each time](https://get-help.theconstruct.ai/t/the-files-are-deleted-in-the-construct-environment-each-time/39246)
**Author:** [@sara1627](https://get-help.theconstruct.ai/u/sara1627)\
**Replies:** 1\
**Last updated:** [December 15, 2025, 4:03pm UTC](https://get-help.theconstruct.ai/t/the-files-are-deleted-in-the-construct-environment-each-time/39246 "2025-12-15T16:03:24Z")
Hi, Whenever I return to The Construct environment, I see all my previous workspaces and packages (such as microros\_ws, …) have been deleted. How should I fix this issue?
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## [How can we access the executable .py files for edit in docker with windows?](https://get-help.theconstruct.ai/t/how-can-we-access-the-executable-py-files-for-edit-in-docker-with-windows/39086)
**Author:** [@sara1627](https://get-help.theconstruct.ai/u/sara1627)\
**Replies:** 4\
**Last updated:** [December 1, 2025, 9:45am UTC](https://get-help.theconstruct.ai/t/how-can-we-access-the-executable-py-files-for-edit-in-docker-with-windows/39086 "2025-12-01T09:45:56Z")
I want to check the ROS2 nodes after installing docker in windows and using container. But I don’t know how to access to the .py files in vs code for edditing them. Before all, I don’t know where the home which the works…
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## [\[Bug\] Docker Connection Error](https://get-help.theconstruct.ai/t/bug-docker-connection-error/38668)
**Author:** [@rai.ffulgor](https://get-help.theconstruct.ai/u/rai.ffulgor)\
**Replies:** 0\
**Last updated:** [October 27, 2025, 7:49pm UTC](https://get-help.theconstruct.ai/t/bug-docker-connection-error/38668 "2025-10-27T19:49:41Z")
This is an error report. Screenshot of the error Error details Hello, I am encountering an issue when trying to run the basic hello-world Docker image. I followed all the provided course installation and setup step…
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## [Pedrito Simulation](https://get-help.theconstruct.ai/t/pedrito-simulation/38338)
**Author:** [@MohamedAliZouari](https://get-help.theconstruct.ai/u/MohamedAliZouari)\
**Replies:** 1\
**Last updated:** [October 6, 2025, 1:43pm UTC](https://get-help.theconstruct.ai/t/pedrito-simulation/38338 "2025-10-06T13:43:31Z")
Hello, is there a specific repository for running the Pedrito simulation locally?
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## [I'm in section 4.3.3 trying to build a microROS Client and it has a fatal error](https://get-help.theconstruct.ai/t/im-in-section-4-3-3-trying-to-build-a-microros-client-and-it-has-a-fatal-error/38060)
**Author:** [@coopster33](https://get-help.theconstruct.ai/u/coopster33)\
**Replies:** 1\
**Last updated:** [September 15, 2025, 6:07am UTC](https://get-help.theconstruct.ai/t/im-in-section-4-3-3-trying-to-build-a-microros-client-and-it-has-a-fatal-error/38060 "2025-09-15T06:07:58Z")
micro\_ros\_arduino.h isn’t recognized so the node will not build. There doesn’t seem to be any libraries at all. Earlier in the class I built a node without any issues.
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## [\[Bug\] arduino-cli on microros course](https://get-help.theconstruct.ai/t/bug-arduino-cli-on-microros-course/37847)
**Author:** [@engenharia](https://get-help.theconstruct.ai/u/engenharia)\
**Replies:** 1\
**Last updated:** [September 1, 2025, 11:51pm UTC](https://get-help.theconstruct.ai/t/bug-arduino-cli-on-microros-course/37847 "2025-09-01T23:51:53Z")
This is an error report. Screenshot of the error Error details o erro da imagem acontece quando eu executo o seguinte comando: \`\`\`shell ~/arduino\_prepare.sh cd ~/microROS\_Arduino/microros\_ping\_node arduino-cli comp…