# \[Bug\] mis information

**URL:** <https://get-help.theconstruct.ai/t/bug-mis-information/42584>\
**Category:** Python Basics For Robotics\
**Created:** [September 17, 2026, 12:17pm UTC](https://get-help.theconstruct.ai/t/bug-mis-information/42584 "2026-09-17T12:17:30Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![Abe\_123](https://get-help.theconstruct.ai/user_avatar/get-help.theconstruct.ai/abe_123/32/10459_2.png) [@Abe\_123](https://get-help.theconstruct.ai/u/Abe_123)\
**Post date:** [September 17, 2026, 12:17pm UTC](https://get-help.theconstruct.ai/t/bug-mis-information/42584/1 "2026-09-17T12:17:30Z")

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This is an error report.

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**Screenshot of the error**

 ![](https://error-imgs.s3.amazonaws.com/error_image_332245e3-aee7-4ece-affd-17ddf9b8e6e8_1789647231971.png)
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**Error details**

In 2.1.1 Code explanation in Python for Robotics, it explains the range of the laser beams is 180 degrees in couple of places but it is actually meant to be 360 degrees, you have an arc is 180 degrees but when lasers shoot all a round the cooper robot, it is 2π radians (360 degrees)

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**Author:** ![albertoezquerro](https://get-help.theconstruct.ai/user_avatar/get-help.theconstruct.ai/albertoezquerro/32/7031_2.png) [@albertoezquerro](https://get-help.theconstruct.ai/u/albertoezquerro)\
**Post date:** [September 18, 2026, 5:24pm UTC](https://get-help.theconstruct.ai/t/bug-mis-information/42584/3 "2026-09-18T17:24:18Z")

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Hello @Abe_123 ,

Many thanks for reporting the error! We’ve already updated the notebook to fix it.

Best,

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<div class="post-metadata">

**Author:** ![system](https://get-help.theconstruct.ai/uploads/default/original/2X/9/9d3ce8305cc0d0d9b6e07d15767a6f245c526f1b.jpeg) [@system](https://get-help.theconstruct.ai/u/system)\
**Post date:** [September 23, 2026, 5:24pm UTC](https://get-help.theconstruct.ai/t/bug-mis-information/42584/4 "2026-09-23T17:24:53Z")

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