This dump was made with a connection string on 127.0.0.1, which must be
causing erros in logs:

    2020-04-09 09:35:02.699 CRITICAL ERP5Site Automatic migration of core tools failed
    Traceback (most recent call last):
      File "erp5/product/ERP5Type/dynamic/portal_type_class.py", line 456, in synchronizeDynamicModules
        portal.portal_activities.initialize()
      File "erp5/product/CMFActivity/ActivityTool.py", line 694, in initialize
        activity.initialize(self, clear=False)
      File "erp5/product/CMFActivity/Activity/SQLBase.py", line 173, in initialize
        db = activity_tool.getSQLConnection()
      File "erp5/product/CMFActivity/ActivityTool.py", line 674, in getSQLConnection
        return self.aq_inner.aq_parent.cmf_activity_sql_connection()
      File "eggs/Products.ZSQLMethods-2.13.5-py2.7.egg/Shared/DC/ZRDB/Connection.py", line 194, in __call__
        self.connect(s)
      File "erp5/product/ERP5Type/tests/ERP5TypeTestCase.py", line 926, in connect
        return original_ZMySQLDA_connect(self, *args, **kw)
      File "erp5/product/ZMySQLDA/DA.py", line 156, in connect
        connection = pool[self._p_jar] = DB(s)
      File "erp5/product/ZMySQLDA/db.py", line 229, in __init__
        self._forceReconnection()
      File "erp5/product/ZMySQLDA/db.py", line 316, in _forceReconnection
        self.db = MySQLdb.connect(**self._kw_args)
      File "develop-eggs/mysqlclient-1.3.12-py2.7-linux-x86_64.egg/MySQLdb/__init__.py", line 86, in Connect
        return Connection(*args, **kwargs)
      File "develop-eggs/mysqlclient-1.3.12-py2.7-linux-x86_64.egg/MySQLdb/connections.py", line 204, in __init__
        super(Connection, self).__init__(*args, **kwargs2)
    OperationalError: (2002, "Can't connect to MySQL server on '127.0.0.1' (115)")