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Why, when I run a simulation in Gazebo in “random” or “explore” mode, do both the obstacles and the robot always spawn in invalid locations—e.g., inside the impassable gray zones? How can I fix this?

Status: Open.

#220 In Arena-Rosnav/arena-rosnav;

· sunnyhigh521 opened on Jan 4, 2026

Excuse me, how can I install version 3?

Status: Open.

#219 In Arena-Rosnav/arena-rosnav;

· sunnyhigh521 opened on Dec 21, 2025

[StopPolygon]: Error while getting polygon parameters: parameter 'StopPolygon.points' has invalid type: Wrong parameter type, parameter {StopPolygon.points} is of type {double_array}, setting it to {string} is not allowed.

Status: Open.

#217 In Arena-Rosnav/arena-rosnav;

· haebin-seong opened on Oct 24, 2025

Build fails on Humble (Ubuntu 22.04) – multiple dependencies unresolved with install.sh

Status: Open.

#215 In Arena-Rosnav/arena-rosnav;

· furkanpur opened on Aug 30, 2025

is arena 5.0 with issac sim open-sourced

Status: Open.

#213 In Arena-Rosnav/arena-rosnav;

· ConnerQiu opened on Jul 15, 2025

Failure to train a robot

Status: Open.

#205 In Arena-Rosnav/arena-rosnav;

· allenyege opened on Jan 11, 2025

How to train in Unity？

Status: Open.

#204 In Arena-Rosnav/arena-rosnav;

· arvinzyj opened on Jan 6, 2025

About Gazebo characters can't move

Status: Open.

#203 In Arena-Rosnav/arena-rosnav;

· JerryYeung1001 opened on Nov 14, 2024

Question about Arena4.0 in ROS2 and standalone usage of Arena-gen for scenario generation

Status: Open.

#202 In Arena-Rosnav/arena-rosnav;

· gemaRincon opened on Nov 11, 2024

Training question(training for a long time with no effect)

Status: Open.

#201 In Arena-Rosnav/arena-rosnav;

· zzzzzziyi opened on Aug 6, 2024

Failed when launch start_arena.launch

Status: Open.

#191 In Arena-Rosnav/arena-rosnav;

· lsylsy0516 opened on Jun 16, 2024

Resetting error: Updating ModelState: model does not exist

Status: Open.

#186 In Arena-Rosnav/arena-rosnav;

· YumengXiu opened on May 16, 2024