8000 [BUG] Issue due to newest gymnasium==1.1.0 · Issue #1163 · instadeepai/Mava · GitHub
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[BUG] Issue due to newest gymnasium==1.1.0 #1163
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[BUG] Issue due to newest gymnasium==1.1.0#1163
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@WiemKhlifi

Description

@WiemKhlifi
WiemKhlifi
opened on Mar 3, 2025

Describe the bug

The latest working version of Mava with Gymnasium is 1.0.0, while version 1.1.0 has errors.

To Reproduce

Steps to reproduce the behavior:

  1. Simply create new conda env and do all the installations.
  2. Run pip list | grep gymnasium, the expected installed version will be 1.1.0.
  3. Run PPO sebulba system and you'll get the 'expected behavior' below.
  4. To fix, do pip install gymnasium==1.0.0 and rerun PPO sebulba.

Expected behavior

In th 5C8E e make_env function for Sebulba environments, we encountered an error from the async_multiagent_worker, as shown in the screenshot.
Image

Possible Solution

Fix the bug given by the newer version or freeze the working version.

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