Pricing
00
In productionProbeginnerWorkspace overlay

The new package cannot be found

Run the freshly built package without copying it into the ROS installation.

Pairs with Workspaces and reproducible setup in Robotics Development Setup & Recovery. Read the concept first, then diagnose it here.

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Operator report

`colcon build` succeeds, but `ros2 run` reports package not found.

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. 01colcon install→
  2. 02AMENT_PREFIX_PATH→
  3. 03package discoveryOUT
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
  • Package prefix resolves to overlay
  • Executable runs
  • Hidden regression behavior
  • Root cause explanation