Internal Server Error ERROR: [Errno 39] Directory not empty: '/home/erp/frappe-bench/apps/mosaic' -> '/home/erp/frappe-bench/apps/ury_mosaic'

[Makbool1]

after installing $bench get-app https://github.com/NagariaHussain/doppio and $ bench get-app ury_mosaic https://github.com/ury-erp/mosaic.git my server is not working.

error screenshot attached...

erp@ubuntu:~/frappe-bench$ bench --site anzir.possy.online clear-cache
Traceback (most recent call last):
File "/usr/lib/python3.10/runpy.py", line 196, in _run_module_as_main
return _run_code(code, main_globals, None,
File "/usr/lib/python3.10/runpy.py", line 86, in _run_code
exec(code, run_globals)
File "/home/erp/frappe-bench/apps/frappe/frappe/utils/bench_helper.py", line 109, in
main()
File "/home/erp/frappe-bench/apps/frappe/frappe/utils/bench_helper.py", line 18, in main
click.Group(commands=commands)(prog_name="bench")
File "/home/erp/frappe-bench/env/lib/python3.10/site-packages/click/core.py", line 1157, in call
return self.main(*args, **kwargs)
File "/home/erp/frappe-bench/env/lib/python3.10/site-packages/click/core.py", line 1078, in main
rv = self.invoke(ctx)
File "/home/erp/frappe-bench/env/lib/python3.10/site-packages/click/core.py", line 1688, in invoke
return _process_result(sub_ctx.command.invoke(sub_ctx))
File "/home/erp/frappe-bench/env/lib/python3.10/site-packages/click/core.py", line 1688, in invoke
return _process_result(sub_ctx.command.invoke(sub_ctx))
File "/home/erp/frappe-bench/env/lib/python3.10/site-packages/click/core.py", line 1434, in invoke
return ctx.invoke(self.callback, **ctx.params)
File "/home/erp/frappe-bench/env/lib/python3.10/site-packages/click/core.py", line 783, in invoke
return __callback(*args, **kwargs)
File "/home/erp/frappe-bench/env/lib/python3.10/site-packages/click/decorators.py", line 33, in new_func
return f(get_current_context(), *args, **kwargs)
File "/home/erp/frappe-bench/apps/frappe/frappe/commands/init.py", line 29, in _func
ret = f(frappe._dict(ctx.obj), *args, **kwargs)
File "/home/erp/frappe-bench/apps/frappe/frappe/commands/utils.py", line 109, in clear_cache
frappe.connect(site)
File "/home/erp/frappe-bench/apps/frappe/frappe/init.py", line 273, in connect
init(site)
File "/home/erp/frappe-bench/apps/frappe/frappe/init.py", line 252, in init
setup_module_map()
File "/home/erp/frappe-bench/apps/frappe/frappe/init.py", line 1559, in setup_module_map
for module in get_module_list(app):
File "/home/erp/frappe-bench/apps/frappe/frappe/init.py", line 1399, in get_module_list
return get_file_items(os.path.join(os.path.dirname(get_module(app_name).file), "modules.txt"))
File "/home/erp/frappe-bench/apps/frappe/frappe/init.py", line 1348, in get_module
return importlib.import_module(modulename)
File "/usr/lib/python3.10/importlib/init.py", line 126, in import_module
return _bootstrap._gcd_import(name[level:], package, level)
File "", line 1050, in _gcd_import
File "", line 1027, in _find_and_load
File "", line 1004, in _find_and_load_unlocked
ModuleNotFoundError: No module named 'mosaic'

could you guide me how to rectify this issue