Migrate to 6.0

locale/es.po

@@ -2,10 +2,10 @@
 msgid ""
 msgstr "Content-Type: text/plain; charset=utf-8\n"
 
-msgctxt "error:stock.shipment.internal:"
+msgctxt "model:ir.message,text:msg_stock_shipment_internal_party_warehouse"
 msgid ""
-"\"From Location\" or \"To Location\" in Internal Shipment \"%s\" must be a location on Party Warehouse \"%s\"."
-msgstr "\"Desde ubicación\" o  \"A ubicación\" del albarán interno \"%s\" debe ser una ubicación del almacén de tercero \"%s\"."
+"\"From Location\" or \"To Location\" in Internal Shipment \"%(a)s\" must be a location on Party Warehouse \"%(b)s\"."
+msgstr "\"Desde ubicación\" o  \"A ubicación\" del albarán interno \"%(a)s\" debe ser una ubicación del almacén de tercero \"%(b)s\"."
 
 msgctxt "field:party.party,warehouse:"
 msgid "Party Warehouse"

message.xml

@@ -0,0 +1,11 @@
+<?xml version="1.0"?>
+<!-- The COPYRIGHT file at the top level of this repository contains the full
+     copyright notices and license terms. -->
+<tryton>
+    <data grouped="1">
+		<!-- stock.shipment.internal -->
+        <record model="ir.message" id="msg_shipment_internal_party_warehouse">
+            <field name="text">"From Location" or "To Location" in Internal Shipment "%(shipment)s" must be a location on Party Warehouse "%(warehouse)s".</field>
+        </record>
+    </data>
+</tryton>

shipment.py

@@ -3,6 +3,8 @@
 from trytond.pool import PoolMeta
 from trytond.model import fields
 from trytond.pyson import Eval, Not
+from trytond.exceptions import UserError
+from trytond.i18n import gettext
 
 
 class ShipmentInternal(metaclass=PoolMeta):
@@ -20,15 +22,6 @@ class ShipmentInternal(metaclass=PoolMeta):
         },
         depends=['state', 'moves', 'from_location', 'to_location'])
 
-    @classmethod
-    def __setup__(cls):
-        super().__setup__()
-        cls._error_messages.update({
-            'party_warehouse':
-                '"From Location" or "To Location" in Internal Shipment "%s" '
-                'must be a location on Party Warehouse "%s".'
-        })
-
     @fields.depends('party', 'from_location', 'to_location')
     def on_change_from_location(self):
         if (self.party
@@ -52,7 +45,8 @@ class ShipmentInternal(metaclass=PoolMeta):
                 wh = shipment.party.warehouse
                 if (wh != shipment.from_location.warehouse
                         and wh != shipment.to_location.warehouse):
-                    cls.raise_user_error('party_warehouse', (
-                        shipment.rec_name,
-                        wh.rec_name))
+                    raise UserError(gettext('stock_party_warehouse.'
+                        'msg_shipment_internal_party_warehouse',
+                        shipment=shipment.rec_name,
+                        warehouse=wh.rec_name))
         super().wait(shipments)

tryton.cfg

@@ -1,5 +1,5 @@
 [tryton]
-version=5.0.0
+version=6.0.0
 depends:
     ir
     res
@@ -8,4 +8,5 @@ depends:
 xml:
     configuration.xml
     party.xml
-    shipment.xml
+    shipment.xml
+    message.xml