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<p style="margin-bottom: 0cm; line-height: 100%;">Good morning,</p>
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<p align="justify" style="margin-bottom: 0cm; line-height: 100%;">When I try to run Gazebo, I write on a terminal:</p>
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<p align="justify" style="margin-bottom: 0cm; line-height: 100%;">cd teaching_robotics/src/obstacle_avoidance/gazebo/</p>
<p align="justify" style="margin-bottom: 0cm; line-height: 100%;">gzserver simpleCircuitObstacles.world</p>
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<p align="justify" style="margin-bottom: 0cm; line-height: 100%;">But I can't see Gazebo, only this (attached image).</p>
<p align="justify" style="margin-bottom: 0cm; line-height: 100%;">Why it doesn't work?</p>
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<p align="justify" style="margin-bottom: 0cm; line-height: 100%;">If I run the file run_it.sh Gazebo works. </p>
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<p>Thanks!</p>
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