Ladybug installation error

im having problems with downloading ladybug. im getting this:
i have already deleted the file at that location but it still doesnt work. it redownloads it at that same location when i install it but doesnt complete the download becaiuse it says it already exists
it says"ladybug tools installation folder created at: (file location)
runtime error: download failed with the error: an exception occured during a webclient request.
traceback: line 67, in download_file_by_name. “string”
line 145 in script.