/usr/local/lib/python3.6/dist-packages/numpy/core/fromnumeric.py:2957: RuntimeWarning: Mean of empty slice.
out=out, **kwargs)
/usr/local/lib/python3.6/dist-packages/numpy/core/_methods.py:80: RuntimeWarning: invalid value encountered in double_scalars
ret = ret.dtype.type(ret / rcount)
{"simapp_exception": {"version": "1.0", "date": "2019-08-12 00:45:43.968140", "function": "training_worker", "message": "An error occured while training: invalid index to scalar variable.. Job failed!.", "exceptionType": "training_worker.exceptions", "eventType": "system_error", "errorCode": "503"}}
Traceback (most recent call last):
File "training_worker.py", line 91, in training_worker
graph_manager.train()
File "/usr/local/lib/python3.6/dist-packages/rl_coach/graph_managers/graph_manager.py", line 400, in train
[manager.train() for manager in self.level_managers]
File "/usr/local/lib/python3.6/dist-packages/rl_coach/graph_managers/graph_manager.py", line 400, in <listcomp>
[manager.train() for manager in self.level_managers]
File "/usr/local/lib/python3.6/dist-packages/rl_coach/level_manager.py", line 174, in train
[agent.train() for agent in self.agents.values()]
File "/usr/local/lib/python3.6/dist-packages/rl_coach/level_manager.py", line 174, in <listcomp>
[agent.train() for agent in self.agents.values()]
File "/usr/local/lib/python3.6/dist-packages/rl_coach/agents/clipped_ppo_agent.py", line 317, in train
self.train_network(batch, self.ap.algorithm.optimization_epochs)
File "/usr/local/lib/python3.6/dist-packages/rl_coach/agents/clipped_ppo_agent.py", line 266, in train_network
self.value_loss.add_sample(batch_results['losses'][0])
IndexError: invalid index to scalar variable.
LOG: