Jiahau

**Describe the bug** The bugs occur in Part 2 Train the agent while running train cell. The error message is ValueError: Too many values to unplack (expected 4) occurs in...

While testing the FinRL_MultiCrypto_Trading.ipynb notebook, it throws out an error in the following ImportError Traceback (most recent call last) [](https://localhost:8080/#) in () ----> 1 from agents.elegantrl_models import DRLAgent as DRLAgent_erl...