This happens when I try to click the Duplicate button on database manager page. Here are the logs:
2019-07-18 06:38:29,123 10000 INFO dev6 odoo.service.db: DUMP DB: dev6 format zip
2019-07-18 06:38:33,988 10000 INFO dev6 werkzeug: 127.0.0.1 - - [18/Jul/2019 06:38:33] "POST /web/database/backup HTTP/1.1" 200 - 2 0.001 5.013
2019-07-18 06:38:53,962 10000 INFO None odoo.service.db: Duplicate database `dev6` to `dev7`.
2019-07-18 06:38:53,963 10000 INFO None odoo.sql_db: ConnectionPool(used=1/count=6/max=64): Closed 4 connections to 'host=localhost port=5432 user=openpg password=xxxxxxxxx sslmode=prefer dbname=dev6'
2019-07-18 06:38:58,937 10000 INFO dev7 odoo.modules.loading: loading 1 modules...
2019-07-18 06:38:58,951 10000 INFO dev7 odoo.modules.loading: 1 modules loaded in 0.01s, 0 queries
2019-07-18 06:38:59,074 10000 INFO dev7 odoo.modules.loading: loading 95 modules...
2019-07-18 06:38:59,229 10000 WARNING dev7 odoo.models: The model pos_max.refund_policy has no _description
2019-07-18 06:38:59,232 10000 INFO dev7 odoo.modules.loading: 95 modules loaded in 0.16s, 0 queries
2019-07-18 06:38:59,462 10000 INFO dev7 odoo.fields: Field stock.production.lot.product_uom_id depends on non-stored field product.product.uom_id
2019-07-18 06:38:59,463 10000 INFO dev7 odoo.fields: Field stock.picking.move_ids_without_package depends on non-stored field stock.move.picking_type_entire_packs
2019-07-18 06:38:59,464 10000 INFO dev7 odoo.fields: Field stock.picking.move_line_ids_without_package depends on non-stored field stock.move.line.picking_type_entire_packs
2019-07-18 06:38:59,492 10000 INFO dev7 odoo.fields: Field purchase.order.line.product_uom_qty depends on non-stored field product.product.uom_id
2019-07-18 06:38:59,494 10000 INFO dev7 odoo.fields: Field pos.order.product_list depends on non-stored field product.product.name
2019-07-18 06:38:59,499 10000 INFO dev7 odoo.fields: Field pos.credit.update.config_id depends on non-stored field pos.order.config_id
2019-07-18 06:38:59,503 10000 INFO dev7 odoo.modules.loading: Modules loaded.
2019-07-18 06:39:00,216 10000 INFO dev7 werkzeug: 127.0.0.1 - - [18/Jul/2019 06:39:00] "POST /web/database/duplicate HTTP/1.1" 500 - 42 4.955 1.447
2019-07-18 06:39:00,221 10000 ERROR dev7 werkzeug: Error on request:
Traceback (most recent call last):
File "C:\Program Files (x86)\Odoo 12.0e\python\lib\site-packages\werkzeug\serving.py", line 205, in run_wsgi
execute(self.server.app)
File "C:\Program Files (x86)\Odoo 12.0e\python\lib\site-packages\werkzeug\serving.py", line 193, in execute
application_iter = app(environ, start_response)
File "C:\Program Files (x86)\Odoo 12.0e\server\odoo\service\server.py", line 409, in app
return self.app(e, s)
File "C:\Program Files (x86)\Odoo 12.0e\server\odoo\service\wsgi_server.py", line 128, in application
return application_unproxied(environ, start_response)
File "C:\Program Files (x86)\Odoo 12.0e\server\odoo\service\wsgi_server.py", line 117, in application_unproxied
result = odoo.http.root(environ, start_response)
File "C:\Program Files (x86)\Odoo 12.0e\server\odoo\http.py", line 1318, in __call__
return self.dispatch(environ, start_response)
File "C:\Program Files (x86)\Odoo 12.0e\server\odoo\http.py", line 1291, in __call__
return self.app(environ, start_wrapped)
File "C:\Program Files (x86)\Odoo 12.0e\python\lib\site-packages\werkzeug\wsgi.py", line 599, in __call__
return self.app(environ, start_response)
File "C:\Program Files (x86)\Odoo 12.0e\server\odoo\http.py", line 1490, in dispatch
response = self.get_response(httprequest, result, explicit_session)
File "C:\Program Files (x86)\Odoo 12.0e\server\odoo\http.py", line 284, in __exit__
self._cr.commit()
File "C:\Program Files (x86)\Odoo 12.0e\server\odoo\sql_db.py", line 148, in wrapper
return f(self, *args, **kwargs)
File "C:\Program Files (x86)\Odoo 12.0e\server\odoo\sql_db.py", line 372, in commit
result = self._cnx.commit()
psycopg2.InterfaceError: connection already closed - - -
