Upgrading virtualbox's dev environment to v8 error

I downloaded the latest development environment from erpnext.com/download. Tried to upgrade to v8: frappe-bench/bench update --upgrade

and I get this error:

Migrating erpnext.vm
Updating DocTypes for frappe : [========================================]
Updating DocTypes for erpnext : [========================================]
Syncing help database…
Traceback (most recent call last):
File “/usr/lib/python2.7/runpy.py”, line 162, in _run_module_as_main
main”, fname, loader, pkg_name)
File “/usr/lib/python2.7/runpy.py”, line 72, in _run_code
exec code in run_globals
File “/home/frappe/frappe-bench/apps/frappe/frappe/utils/bench_helper.py”, line 79, in
main()
File “/home/frappe/frappe-bench/apps/frappe/frappe/utils/bench_helper.py”, line 16, in main
click.Group(commands=commands)(prog_name=‘bench’)
File “/home/frappe/frappe-bench/env/local/lib/python2.7/site-packages/click/core.py”, line 722, in call
return self.main(*args, **kwargs)
File “/home/frappe/frappe-bench/env/local/lib/python2.7/site-packages/click/core.py”, line 697, in main
rv = self.invoke(ctx)
File “/home/frappe/frappe-bench/env/local/lib/python2.7/site-packages/click/core.py”, line 1066, in invoke
return _process_result(sub_ctx.command.invoke(sub_ctx))
File “/home/frappe/frappe-bench/env/local/lib/python2.7/site-packages/click/core.py”, line 1066, in invoke
return _process_result(sub_ctx.command.invoke(sub_ctx))
File “/home/frappe/frappe-bench/env/local/lib/python2.7/site-packages/click/core.py”, line 895, in invoke
return ctx.invoke(self.callback, **ctx.params)
File “/home/frappe/frappe-bench/env/local/lib/python2.7/site-packages/click/core.py”, line 535, in invoke
return callback(*args, **kwargs)
File “/home/frappe/frappe-bench/apps/frappe/frappe/commands/utils.py”, line 16, in build
frappe.build.bundle(False, make_copy=make_copy, verbose=verbose)
File “/home/frappe/frappe-bench/apps/frappe/frappe/build.py”, line 37, in bundle
subprocess.call(command.split(’ '))
File “/usr/lib/python2.7/subprocess.py”, line 522, in call
return Popen(*popenargs, **kwargs).wait()
File “/usr/lib/python2.7/subprocess.py”, line 710, in init
errread, errwrite)
File “/usr/lib/python2.7/subprocess.py”, line 1327, in _execute_child
raise child_exception
OSError: [Errno 2] No such file or directory

I’ve tried it several times and I’m not sure what to do now. I tried to search for the error but couldn’t come up with anything.

@Nathan

Follow below link:

VM updated:

Please close this subject.