Correction : fichier de migration manquant.

collection/games/migrations/0007_help_text_on_console_name.py

@@ -0,0 +1,20 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.11.4 on 2017-09-04 21:46
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('games', '0006_auto_20170901_2041'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='console',
+            name='name',
+            field=models.CharField(help_text='Nom de console le plus utilisé.', max_length=255, verbose_name='nom'),
+        ),
+    ]