问InvalidArgumentError: 2 root error(s) found,？

tensorflow.python.framework.errors_impl.InvalidArgumentError: 2 root error(s) found.

(0) Invalid argument: Trying to access element 1 in a list with 1 elements.

[[{{node TensorArrayV2Read_1/TensorListGetItem}}]]

[[Critic_Net/Mean/_195]]

(1) Invalid argument: Trying to access element 1 in a list with 1 elements.

[[{{node TensorArrayV2Read_1/TensorListGetItem}}]]

0 successful operations.

0 derived errors ignored.