Error in Uploading Nether World in Server

I get an error when I upload a nether world in the server. I have tried uploading it both in folder and in zip form, but it still has the same error. The error ID is 105. Here is the picture of the files inside the folder/zip

I uploaded all of them. They are in a folder and in a zipped file. I tried uploading the folder, and tried it again in zipped file. However, both methods don't work. I have installed papermc