Update fails, says no space on device, but there is...

[edgett49FA5]

I opened Fusion 360, it says it was attempting an update.   Then the update failed.   

Looking at the logs... it claims there is No space left on device.   Except there is 97.65 GB free on the drive.   I am on macOS Catalina 10.15.7 -- fully patched.   

Traceback (most recent call last):
File "nspylib.zip/process.py", line 1119, in execute
File "nspylib.zip/update_process.py", line 571, in execute_without_errorhandling
File "nspylib.zip/process.py", line 895, in _config_app
File "nspylib.zip/process.py", line 1824, in _do_installation
File "nspylib.zip/process.py", line 1589, in wait_threads
File "/Users/jdoe/Library/Application Support/Autodesk/webdeploy/production/4e4ce183774d85926fa84ad964171ad6f5144fa2/Autodesk Fusion 360.app/Contents/Frameworks/Python.framework/Versions/Current/lib/python3.7/concurrent/futures/thread.py", line 57, in run
result = self.fn(*self.args, **self.kwargs)
File "nspylib.zip/process.py", line 1658, in execute_action
File "nspylib.zip/process.py", line 1438, in _fullupdate
File "nspylib.zip/retry_algorithm.py", line 123, in __call__
File "nspylib.zip/process.py", line 1438, in <lambda>
File "nspylib.zip/process.py", line 664, in _extractpackage
adsk.dls.streamer.exceptions.InsufficientDiskSpace: [Errno 28] No space left on device

[Phil.E]

This looks like a failed update. In this case, you'll need to reinstall Fusion 360. 

Please take care to use the Manual Uninstall instructions here. Fusion does not install like other Mac applications and the instructions are essential in this case, because the old installation is broken.

Please let me know if this helps.