Error when create new app

Dears

I’ve encounter to the below error when tried to create new app :
developer mode is active
ERPNEXT & Frappe V13
ubuntu 20

mkhserver@dws:~/frappe-bench$ bench new-app mkh3
App Title (default: Mkh3):
App Description: demo
App Publisher: mkh
App Email: moh.karouf@gmail.com
App Icon (default ‘octicon octicon-file-directory’):
App Color (default ‘grey’):
App License (default ‘MIT’):
‘mkh3’ created at /home/mkhserver/frappe-bench/apps/mkh3
Installing mkh3
$ /home/mkhserver/frappe-bench/env/bin/python -m pip install --quiet --upgrade -e /home/mkhserver/frappe-bench/apps/mkh3
$ bench build --app mkh3
Linking /home/mkhserver/frappe-bench/apps/frappe/frappe/public to ./assets/fLinking /home/mkhserver/frappe-bench/apps/frappe/node_modules to ./assets/frLinking /home/mkhserver/frappe-bench/apps/erpnext/erpnext/public to ./assetsLinking /home/mkhserver/frappe-bench/apps/erpnext/node_modules to ./assets/e✔ Application Assets Linked ets/mkh2

yarn run v1.22.19
$ FRAPPE_ENV=production node rollup/build.js --app mkh3
Production mode
:heavy_check_mark: Built js/moment-bundle.min.js
:heavy_check_mark: Built js/libs.min.js
Done in 0.79s.
$ supervisorctl restart frappe:
error: <class ‘PermissionError’>, [Errno 13] Permission denied: file: /usr/lib/python3/dist-packages/supervisor/xmlrpc.py line: 560
ERROR:
Traceback (most recent call last):
File “/usr/local/bin/bench”, line 8, in
sys.exit(cli())
File “/usr/local/lib/python3.8/dist-packages/bench/cli.py”, line 127, in cli
bench_command()
File “/usr/lib/python3/dist-packages/click/core.py”, line 764, in call
return self.main(*args, **kwargs)
File “/usr/lib/python3/dist-packages/click/core.py”, line 717, in main
rv = self.invoke(ctx)
File “/usr/lib/python3/dist-packages/click/core.py”, line 1137, in invoke
return _process_result(sub_ctx.command.invoke(sub_ctx))
File “/usr/lib/python3/dist-packages/click/core.py”, line 956, in invoke
return ctx.invoke(self.callback, **ctx.params)
File “/usr/lib/python3/dist-packages/click/core.py”, line 555, in invoke
return callback(*args, **kwargs)
File “/usr/local/lib/python3.8/dist-packages/bench/commands/make.py”, line 181, in new_app
new_app(app_name, no_git)
File “/usr/local/lib/python3.8/dist-packages/bench/app.py”, line 529, in new_app
install_app(app, bench_path=bench_path)
File “/usr/local/lib/python3.8/dist-packages/bench/app.py”, line 577, in install_app
bench.reload()
File “/usr/local/lib/python3.8/dist-packages/bench/utils/render.py”, line 126, in wrapper_fn
return fn(*args, **kwargs)
File “/usr/local/lib/python3.8/dist-packages/bench/bench.py”, line 150, in reload
restart_supervisor_processes(bench_path=self.name, web_workers=web)
File “/usr/local/lib/python3.8/dist-packages/bench/utils/bench.py”, line 304, in restart_supervisor_processes
bench.run(f"{sudo}supervisorctl restart {group}")
File “/usr/local/lib/python3.8/dist-packages/bench/bench.py”, line 47, in run
return exec_cmd(cmd, cwd=cwd or self.cwd)
File “/usr/local/lib/python3.8/dist-packages/bench/utils/init.py”, line 155, in exec_cmd
raise CommandFailedError
bench.exceptions.CommandFailedError