00
In productionProintermediatePython environment

Conda shadows ROS Python packages

Restore ROS CLI imports without deleting the learner's data-science environment.

Pairs with Install ROS 2 correctly in Robotics Development Setup & Recovery. Read the concept first, then diagnose it here.

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Operator report

`ros2` fails to import `rclpy` only when a Conda environment is active.

Ubuntu 24.04 setup emulator, isolated disk images, Linux recovery shell, ROS 2 Jazzy

01

System boundary

Trace only the relevant path.

3 nodes
  1. 01shell environment→
  2. 02Python interpreter→
  3. 03rclpy extensionOUT
02

How this lab works

You diagnose it. No command list.

Open the repair workspace and gather your own evidence in a real terminal. No diagnostic commands are handed to you - finding the fault is the exercise. Stuck? Progressive hints unlock inside the workspace.

03

Verification

Pass more than the visible symptom.

4 checks
  • rclpy imports
  • Conda environment remains available when needed
  • Hidden regression behavior
  • Root cause explanation