在使用openUpgrade将ODOO从版本11迁移到版本12时，我遇到了以下问题。我使用的是社区版的ODOO。
Traceback (most recent call last):
File "/home/user/company/version12/OpenUpgrade/odoo/service/server.py", line 1162, in preload_registries
registry = Registry.new(dbname, update_module=update_module)
File "/home/user/company/version12/OpenUpgrade/odoo/modules/registry.py", line 86, in new
odoo.modules.load_modules(registry._db, force_demo, status, update_module)
File "/home/user/company/version12/OpenUpgrade/odoo/modules/loading.py", line 478, in load_modules
processed_modules += load_marked_modules(cr, graph,
File "/home/user/company/version12/OpenUpgrade/odoo/modules/loading.py", line 361, in load_marked_modules
loaded, processed = load_module_graph(
File "/home/user/company/version12/OpenUpgrade/odoo/modules/loading.py", line 196, in load_module_graph
load_openerp_module(package.name)
File "/home/user/company/version12/OpenUpgrade/odoo/modules/module.py", line 368, in load_openerp_module
__import__('odoo.addons.' + module_name)
File "<frozen importlib._bootstrap>", line 991, in _find_and_load
File "<frozen importlib._bootstrap>", line 975, in _find_and_load_unlocked
File "<frozen importlib._bootstrap>", line 655, in _load_unlocked
File "<frozen importlib._bootstrap>", line 618, in _load_backward_compatible
File "/home/user/company/version12/OpenUpgrade/odoo/modules/module.py", line 82, in load_module
exec(open(modfile, 'rb').read(), new_mod.__dict__)
File "<string>", line 3, in <module>
File "/home/user/company/erp12/company-erp-v3/mail_trail_message/models/__init__.py", line 5, in <module>
from . import mail_thread
File "/home/user/company/erp12/company-erp-v3/mail_trail_message/models/mail_thread.py", line 33, in <module>
class MailThread(models.AbstractModel):
File "/home/user/company/version12/OpenUpgrade/odoo/api.py", line 112, in _new_
value = guess(value)
File "/home/user/company/version12/OpenUpgrade/odoo/api.py", line 690, in guess
args, vname, kwname, defaults = getargspec(method)
File "/usr/lib/python3.8/inspect.py", line 1095, in getargspec
raise ValueError("Function has keyword-only parameters or annotations"
ValueError: Function has keyword-only parameters or annotations, use inspect.signature() API which can support them
File "/home/user/company/erp12/company-erp-v3/mail_trail_message/models/mail_thread.py", line 33, in <module>
这是你应该注意的地方。我相信Odoo没有模块名称mail_trail_message