Hello HKHARRIS -
We are aware of an issue with the Fee Estimator coming up blank as you have noted. Our engineers are actively seeking a solution to the difficulty with the fee estimator on the listing creation page and I will update this thread as soon as we have more information available regarding this difficulty.
If you would like to receive a more direct notification when we have more information about this issue, please feel free to file a support case from under the Help tab of the site regarding it and we will update your support case when more information becomes available.
Apologies for any inconvenience this may be causing.