Error On Update Erpnext 13

Hi. I have problem on update/migrate Erpnext 13.

Migrating site1.local
Executing erpnext.patches.v13_0.update_recipient_email_digest in site1.local (_1bd3e0294da19198)
Traceback (most recent call last):
File “/usr/lib/python3.8/runpy.py”, line 194, in _run_module_as_main
return _run_code(code, main_globals, None,
File “/usr/lib/python3.8/runpy.py”, line 87, in _run_code
exec(code, run_globals)
File “/home/ali/frappe-bench/apps/frappe/frappe/utils/bench_helper.py”, line 104, in
main()
File “/home/ali/frappe-bench/apps/frappe/frappe/utils/bench_helper.py”, line 19, in main
click.Group(commands=commands)(prog_name=‘bench’)
File “/home/ali/frappe-bench/env/lib/python3.8/site-packages/click/core.py”, line 829, in call
return self.main(*args, **kwargs)
File “/home/ali/frappe-bench/env/lib/python3.8/site-packages/click/core.py”, line 782, in main
rv = self.invoke(ctx)
File “/home/ali/frappe-bench/env/lib/python3.8/site-packages/click/core.py”, line 1259, in invoke
return _process_result(sub_ctx.command.invoke(sub_ctx))
File “/home/ali/frappe-bench/env/lib/python3.8/site-packages/click/core.py”, line 1259, in invoke
return _process_result(sub_ctx.command.invoke(sub_ctx))
File “/home/ali/frappe-bench/env/lib/python3.8/site-packages/click/core.py”, line 1066, in invoke
return ctx.invoke(self.callback, **ctx.params)
File “/home/ali/frappe-bench/env/lib/python3.8/site-packages/click/core.py”, line 610, in invoke
return callback(*args, **kwargs)
File “/home/ali/frappe-bench/env/lib/python3.8/site-packages/click/decorators.py”, line 21, in new_func
return f(get_current_context(), *args, **kwargs)
File “/home/ali/frappe-bench/apps/frappe/frappe/commands/init.py”, line 27, in _func
ret = f(frappe._dict(ctx.obj), *args, **kwargs)
File “/home/ali/frappe-bench/apps/frappe/frappe/commands/site.py”, line 306, in migrate
migrate(
File “/home/ali/frappe-bench/apps/frappe/frappe/migrate.py”, line 67, in migrate
frappe.modules.patch_handler.run_all(skip_failing)
File “/home/ali/frappe-bench/apps/frappe/frappe/modules/patch_handler.py”, line 41, in run_all
run_patch(patch)
File “/home/ali/frappe-bench/apps/frappe/frappe/modules/patch_handler.py”, line 30, in run_patch
if not run_single(patchmodule = patch):
File “/home/ali/frappe-bench/apps/frappe/frappe/modules/patch_handler.py”, line 71, in run_single
return execute_patch(patchmodule, method, methodargs)
File “/home/ali/frappe-bench/apps/frappe/frappe/modules/patch_handler.py”, line 91, in execute_patch
frappe.get_attr(patchmodule.split()[0] + “.execute”)()
File “/home/ali/frappe-bench/apps/erpnext/erpnext/patches/v13_0/update_recipient_email_digest.py”, line 21, in execute
doc.insert()
File “/home/ali/frappe-bench/apps/frappe/frappe/model/document.py”, line 232, in insert
self._validate_links()
File “/home/ali/frappe-bench/apps/frappe/frappe/model/document.py”, line 829, in validate_links
frappe.throw(
(“Could not find {0}”).format(msg),
File “/home/ali/frappe-bench/apps/frappe/frappe/init.py”, line 432, in throw
msgprint(msg, raise_exception=exc, title=title, indicator=‘red’, is_minimizable=is_minimizable, wide=wide, as_list=as_list)
File “/home/ali/frappe-bench/apps/frappe/frappe/init.py”, line 411, in msgprint
_raise_exception()
File “/home/ali/frappe-bench/apps/frappe/frappe/init.py”, line 365, in _raise_exception
raise raise_exception(msg)
frappe.exceptions.LinkValidationError: Could not find Row #0: Recipient: muhammedali@gmail.com