WAVersionUploader>>#renderDownloadOn: calls MCWorkingCopy>>#newVersion which appears to have been removed from Pharo at some point (but remains in Squeak).
Pharo seems to have implemented #newVersionIn: which is not present in Squeak.
This makes the save/download function of WAVersionUploader not work in Pharo, I think.
WAVersionUploader>>#renderDownloadOn: calls MCWorkingCopy>>#newVersion which appears to have been removed from Pharo at some point (but remains in Squeak).
Pharo seems to have implemented #newVersionIn: which is not present in Squeak.
This makes the save/download function of WAVersionUploader not work in Pharo, I think.