diff --git a/billing/tests.py b/billing/tests.py
index 071764a..2499571 100644
--- a/billing/tests.py
+++ b/billing/tests.py
@@ -49,7 +49,7 @@ class BillingTest(TestCase):
     def test_payments(self):
         c = Client()
         login_util(self, c, "accounts.home")
-        instance_name = "test_payments"
+        instance_name = "tpayments"
         create_instance_util(
             t=self, c=c, instance_name=instance_name, config=self.instance_config[0]
         )
@@ -154,7 +154,7 @@ class GenerateInvoiceCommand(TestCase):
     def test_cmd(self):
         c = Client()
         login_util(self, c, "accounts.home")
-        instance_name = "test_generate_invoice_cmd"
+        instance_name = "tgeninvmd"
         create_instance_util(
             t=self, c=c, instance_name=instance_name, config=self.instance_config[0]
         )
diff --git a/dash/tests.py b/dash/tests.py
index 52a9c91..2308412 100644
--- a/dash/tests.py
+++ b/dash/tests.py
@@ -236,14 +236,14 @@ class CreateInstance(TestCase):
             self.assertEqual(str.encode(test) in resp.content, True)
 
         # create instance
+        instance_name = "testirenrs"
         payload = {
-            "name": "test_create_instance_renders",
+            "name": instance_name,
             "configuration": self.instance_config[0].name,
         }
 
         self.assertEqual(Instance.objects.filter(name=payload["name"]).exists(), False)
 
-        instance_name = "test_create_instance_renders"
         create_instance_util(
             t=self, c=c, instance_name=instance_name, config=self.instance_config[0]
         )
diff --git a/dash/views.py b/dash/views.py
index 28be20d..cc490b6 100644
--- a/dash/views.py
+++ b/dash/views.py
@@ -89,7 +89,7 @@ def create_instance(request):
         return redirect(reverse("billing.invoice.generate", args=(instance.name,)))
     except VmException as e:
         ctx = get_ctx()
-        reason = e.error
+        reason = e.code.value
 
         ctx["error"] = {
             "title": "Can't create instance",
diff --git a/infrastructure/tests.py b/infrastructure/tests.py
index bc06380..b7d83e7 100644
--- a/infrastructure/tests.py
+++ b/infrastructure/tests.py
@@ -185,7 +185,7 @@ class InfraUtilTest(TestCase):
         """
         c = Client()
         login_util(self, c, "accounts.home")
-        instance_name = "test_vm_delete_payments"
+        instance_name = "trmpayments"
 
         infra = Infra()