DomainValidationError when upgrading to 7.0

When updating tryton database from 6.6 to 7.0 the command returns an error :

(tryton70) exol@accounting-srvr:~$ $HOME/app/tryton70/bin/trytond-admin -c $HOME/app/tryton70/trytond.conf -d ExolErp --all

Traceback (most recent call last):
  File "/home/exol/app/tryton70/lib/python3.8/site-packages/trytond/convert.py", line 464, in parse_xmlstream
    self.sax_parser.parse(source)
  File "/usr/lib/python3.8/xml/sax/expatreader.py", line 111, in parse
    xmlreader.IncrementalParser.parse(self, source)
  File "/usr/lib/python3.8/xml/sax/xmlreader.py", line 125, in parse
    self.feed(buffer)
  File "/usr/lib/python3.8/xml/sax/expatreader.py", line 217, in feed
    self._parser.Parse(data, isFinal)
  File "../Modules/pyexpat.c", line 459, in EndElement
  File "/usr/lib/python3.8/xml/sax/expatreader.py", line 336, in end_element
    self._cont_handler.endElement(name)
  File "/home/exol/app/tryton70/lib/python3.8/site-packages/trytond/convert.py", line 519, in endElement
    self.taghandler = self.taghandler.endElement(name)
  File "/home/exol/app/tryton70/lib/python3.8/site-packages/trytond/convert.py", line 314, in endElement
    self.mh.import_record(
  File "/home/exol/app/tryton70/lib/python3.8/site-packages/trytond/convert.py", line 689, in import_record
    self.write_records(module, model,
  File "/home/exol/app/tryton70/lib/python3.8/site-packages/trytond/convert.py", line 746, in write_records
    Model.write(*to_update)
  File "/home/exol/app/tryton70/lib/python3.8/site-packages/trytond/model/modelsql.py", line 262, in wrapper
    return func(cls, *args, **kwargs)
  File "/home/exol/app/tryton70/lib/python3.8/site-packages/trytond/model/modelsql.py", line 1391, in write
    cls._validate(sub_records, field_names=all_field_names)
  File "/home/exol/app/tryton70/lib/python3.8/site-packages/trytond/transaction.py", line 50, in wrapper
    return func(*args, **kwargs)
  File "/home/exol/app/tryton70/lib/python3.8/site-packages/trytond/model/modelstorage.py", line 1373, in _validate
    validate_domain(field)
  File "/home/exol/app/tryton70/lib/python3.8/site-packages/trytond/model/modelstorage.py", line 1274, in validate_domain
    validate_relation_domain(
  File "/home/exol/app/tryton70/lib/python3.8/site-packages/trytond/model/modelstorage.py", line 1355, in validate_relation_domain
    raise DomainValidationError(
trytond.model.modelstorage.DomainValidationError: The value "4561 - Associés - Comptes d'apport en société, 4562 - Apporteurs - Capital appelé, non versé, 4563 - Associés - Versements reçus sur augmentation de capital, 4564 - Associés - Versements anticipés, 4566 - Actionnaires défaillants, 4567 - Associés - Capital à rembourser" for field "Children" in "456 - Associés - Opérations sur le capital" of "Account Template" is not valid according to its domain. -

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/home/exol/app/tryton70/bin/trytond-admin", line 31, in <module>
    admin.run(options)
  File "/home/exol/app/tryton70/lib/python3.8/site-packages/trytond/admin.py", line 57, in run
    pool.init(update=options.update, lang=list(lang),
  File "/home/exol/app/tryton70/lib/python3.8/site-packages/trytond/pool.py", line 167, in init
    restart = not load_modules(
  File "/home/exol/app/tryton70/lib/python3.8/site-packages/trytond/modules/__init__.py", line 389, in load_modules
    _load_modules(update)
  File "/home/exol/app/tryton70/lib/python3.8/site-packages/trytond/modules/__init__.py", line 357, in _load_modules
    load_module_graph(graph, pool, update, lang)
  File "/home/exol/app/tryton70/lib/python3.8/site-packages/trytond/modules/__init__.py", line 208, in load_module_graph
    tryton_parser.parse_xmlstream(fp)
  File "/home/exol/app/tryton70/lib/python3.8/site-packages/trytond/convert.py", line 466, in parse_xmlstream
    raise ParsingError("in %s" % self.current_state()) from e
trytond.convert.ParsingError: in record 'account_fr.456'

No custom modules installed

Thanks for your help

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