Unity Time out Exception during MLAgents training

Hi everyone,
does someine have an idea what could cause the error below? It says the environment takes too long to respond, after already training for 200.000-600.000 steps (The error always occures at a different time).
I checkt the given solutions in the error message multiple times, those CANT be the problem!
Any Ideas?
Thanks a lot,
Leon

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You could check if your environment bugs out at certain points of training. For example, in my environment, the agent would sometimes get stuck taking illegal actions indefinitely and not send new observations to the trainer script.

Or, as is more common, this kind of error can also happen if your code crashes, hence the trainer script stops receiving new observations abruptly.

May I ask what kind your environment you are training in? As Unity increases timeScale while training to 20, it can introduce physics related bugs and cause crashes.