.

atlas/migrations/0024_alter_case_previous_case.py

@@ -0,0 +1,19 @@
+# Generated by Django 3.2.10 on 2021-12-23 17:28
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('atlas', '0023_case_previous_case'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='case',
+            name='previous_case',
+            field=models.OneToOneField(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='next_case', to='atlas.case'),
+        ),
+    ]

generic/migrations/0023_alter_examination_examination.py

@@ -0,0 +1,18 @@
+# Generated by Django 3.2.10 on 2021-12-23 17:28
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('generic', '0022_ciduser_results_email_sent'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='examination',
+            name='examination',
+            field=models.CharField(max_length=200, unique=True),
+        ),
+    ]

generic/models.py

@@ -41,7 +41,7 @@ class Contrast(models.Model):
 
 
 class Examination(models.Model):
-    examination = models.CharField(max_length=200)
+    examination = models.CharField(max_length=200, unique=True)
 
     def __str__(self):
         return self.examination

generic/views.py

@@ -1253,7 +1253,7 @@ class ExaminationAutocomplete(autocomplete.Select2QuerySetView):
         if self.q:
             # This raises a fielderror which breaks creating a new item if not caught
             try:
-                qs = qs.filter(name__icontains=self.q)
+                qs = qs.filter(examination__icontains=self.q)
             except FieldError:
                 return Examination.objects.none()