Unable to upload file for list

Hello, since some days i can’t upload .csv files for list on dash teams.
I named my list, choose list type, then clic select a file and clic transfer, that’s ok
Then clic create and it stay with the Uploading CSV “sun logo” for some times and finally i get :

I have done it before without pb.
I have try with some different files, same issue, different browser, same issue, locating my files on different local storage, same issue.
I have try to change DNS locally, same issue
Try from different computer, same issue

I don’t what to do next, of someone can help with this issue :wink:

Well, seems ok since yesterday, don’t what was blocking in uploading files.