diff --git a/apimanager/customers/views.py b/apimanager/customers/views.py
index e4cf2b0..301f6fe 100644
--- a/apimanager/customers/views.py
+++ b/apimanager/customers/views.py
@@ -30,8 +30,11 @@ class CreateView(LoginRequiredMixin, FormView):
     def get_form(self, *args, **kwargs):
         form = super(CreateView, self).get_form(*args, **kwargs)
         fields = form.fields
-        fields['bank_id'].choices = self.api.get_bank_id_choices()
-        fields['user_id'].choices = self.api.get_user_id_choices()
+        try:
+            fields['bank_id'].choices = self.api.get_bank_id_choices()
+            fields['user_id'].choices = self.api.get_user_id_choices()
+        except APIError as err:
+            messages.error(self.request, err)
         fields['last_ok_date'].initial =\
             datetime.datetime.now().strftime(settings.API_DATETIMEFORMAT)
         return form
diff --git a/apimanager/users/views.py b/apimanager/users/views.py
index b024710..a3679a4 100644
--- a/apimanager/users/views.py
+++ b/apimanager/users/views.py
@@ -91,7 +91,10 @@ class DetailView(LoginRequiredMixin, FormView):
 
     def get_form(self, *args, **kwargs):
         form = super(DetailView, self).get_form(*args, **kwargs)
-        form.fields['bank_id'].choices = self.api.get_bank_id_choices()
+        try:
+            form.fields['bank_id'].choices = self.api.get_bank_id_choices()
+        except APIError as err:
+            messags.error(self.request, err)
         return form
 
     def form_valid(self, form):