Got this error when trying to run a English to Afrikaans training on google colab. I used the exact copy of the colab provided in the readme, just changing the target language to Afrikaans. The model starts training but before it finished one epoch I get the error. I did some searching online but wasn't able to find anything about this error. This is a screenshot of the full error I am getting:

Got this error when trying to run a English to Afrikaans training on google colab. I used the exact copy of the colab provided in the readme, just changing the target language to Afrikaans. The model starts training but before it finished one epoch I get the error. I did some searching online but wasn't able to find anything about this error. This is a screenshot of the full error I am getting:
