RuntimeError: cannot reshape tensor

[syedkhashed]

RuntimeError: cannot reshape tensor of 0 elements into shape [1, -1, 0] because the unspecified dimension size -1 can be any value and is ambiguous

i dont know why but i am getting this error in different forms , due to cannot reshape tensor,
in the finetune code i cant see where it is defined ,

i created the dataset correctly and when i try to finetune i am getting this error , can anyone help to resolve this