erpnext@ubuntu:~/erpnext/frappe-bench$ bench switch-to-branch version-11 WARN: bench is installed in editable mode! This is not the recommended mode of installation for production. Instead, install the package from PyPI with: `pip install frappe-bench` INFO: Fetching upstream unshallow for frappe $ git remote set-branches upstream '*' $ git fetch --all --unshallow --quiet ERROR: Switching to version-11 will cause upgrade from 10 to 11. Pass --upgrade to confirm erpnext@ubuntu:~/erpnext/frappe-bench$ bench switch-to-branch version-11 --upgrade WARN: bench is installed in editable mode! This is not the recommended mode of installation for production. Instead, install the package from PyPI with: `pip install frappe-bench` INFO: Fetching upstream unshallow for frappe $ git remote set-branches upstream '*' $ git fetch --all --unshallow --quiet Switching for frappe $ git checkout -f version-11 Branch 'version-11' set up to track remote branch 'version-11' from 'upstream'. Switched to a new branch 'version-11' INFO: Fetching upstream unshallow for erpnext $ git remote set-branches upstream '*' $ git fetch --all --unshallow --quiet Switching for erpnext $ git checkout -f version-11 Branch 'version-11' set up to track remote branch 'version-11' from 'upstream'. Switched to a new branch 'version-11' SUCCESS: Successfully switched branches for: frappe, erpnext Please run `bench update --patch` to be safe from any differences in database schema erpnext@ubuntu:~/erpnext/frappe-bench$ bench update --patch WARN: bench is installed in editable mode! This is not the recommended mode of installation for production. Instead, install the package from PyPI with: `pip install frappe-bench` Backing up sites... Traceback (most recent call last): File "/usr/lib/python3.6/runpy.py", line 183, in _run_module_as_main mod_name, mod_spec, code = _get_module_details(mod_name, _Error) File "/usr/lib/python3.6/runpy.py", line 109, in _get_module_details __import__(pkg_name) File "/home/erpnext/erpnext/frappe-bench/apps/frappe/frappe/__init__.py", line 12, in <module> from past.builtins import cmp ModuleNotFoundError: No module named 'past' erpnext@ubuntu:~/erpnext/frappe-bench$ bench version WARN: bench is installed in editable mode! This is not the recommended mode of installation for production. Instead, install the package from PyPI with: `pip install frappe-bench` Traceback (most recent call last): File "/usr/lib/python3.6/runpy.py", line 183, in _run_module_as_main mod_name, mod_spec, code = _get_module_details(mod_name, _Error) File "/usr/lib/python3.6/runpy.py", line 109, in _get_module_details __import__(pkg_name) File "/home/erpnext/erpnext/frappe-bench/apps/frappe/frappe/__init__.py", line 12, in <module> from past.builtins import cmp ModuleNotFoundError: No module named 'past' Traceback (most recent call last): File "/usr/local/bin/bench", line 33, in <module> sys.exit(load_entry_point('frappe-bench', 'console_scripts', 'bench')()) File "/home/erpnext/erpnext/bench-repo/bench/cli.py", line 49, in cli if sys.argv[1] in get_frappe_commands() + ["--site", "--verbose", "--force", "--profile"]: TypeError: unsupported operand type(s) for +: 'NoneType' and 'list'
any suggestion please?