# Running Error in ROS2 Jazzy Crash Course 2025 **URL:** \ **Category:** ROSDS Support\ **Tags:** ros2, gazebo\ **Created:** [January 22, 2026, 8:06am UTC](https://get-help.theconstruct.ai/t/running-error-in-ros2-jazzy-crash-course-2025/39731 "2026-01-22T08:06:26Z")\ **Posts on this page:** 3\ **Page:** 1
**Author:** ![tanj6534](https://get-help.theconstruct.ai/letter_avatar_proxy/v4/letter/t/838e76/32.png) [@tanj6534](https://get-help.theconstruct.ai/u/tanj6534)\ **Post date:** [January 22, 2026, 8:06am UTC](https://get-help.theconstruct.ai/t/running-error-in-ros2-jazzy-crash-course-2025/39731/1 "2026-01-22T08:06:27Z")
Dun have robot in simulator the after launch the “ROS2 Jazzy Crash Course 2025”, and all the initial auto default running setting never run as default after i restart the project. look for support. Thx. ---
**Author:** ![bayodesegun](https://get-help.theconstruct.ai/user_avatar/get-help.theconstruct.ai/bayodesegun/32/6966_2.png) [@bayodesegun](https://get-help.theconstruct.ai/u/bayodesegun)\ **Post date:** [January 22, 2026, 9:40am UTC](https://get-help.theconstruct.ai/t/running-error-in-ros2-jazzy-crash-course-2025/39731/2 "2026-01-22T09:40:53Z")
@tanj6534 Please follow the instructions in the notebook to start the simulation. If you encounter any problem following the instructions, please let us know the exact step where the error occurs. Also, please include some screenshots to help us understand the situation. ---
**Author:** ![system](https://get-help.theconstruct.ai/uploads/default/original/2X/9/9d3ce8305cc0d0d9b6e07d15767a6f245c526f1b.jpeg) [@system](https://get-help.theconstruct.ai/u/system)\ **Post date:** [January 27, 2026, 9:41am UTC](https://get-help.theconstruct.ai/t/running-error-in-ros2-jazzy-crash-course-2025/39731/3 "2026-01-27T09:41:49Z")
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