fix #2419

sapl/comissoes/migrations/0019_auto_20181214_1023.py

@@ -0,0 +1,20 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.10.8 on 2018-12-14 12:23
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('comissoes', '0018_auto_20180924_1724'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='reuniao',
+            name='hora_fim',
+            field=models.TimeField(blank=True, null=True, verbose_name='Horário de Término (hh:mm)'),
+        ),
+    ]

sapl/comissoes/models.py

@@ -221,6 +221,7 @@ class Reuniao(models.Model):
         null=True,
         verbose_name=_('Horário de Início (hh:mm)'))
     hora_fim = models.TimeField(
+        blank=True,
         null=True,
         verbose_name=_('Horário de Término (hh:mm)'))
     local_reuniao = models.CharField(