fix error propagation

Change-Id: I3bfa092c9f7f67fd237edb5c770d4fe4f47a1ccd
Signed-off-by: lombardofr <lombardo@everyup.it>
diff --git a/instancehandler/template/modal/instance_create_nsi.html b/instancehandler/template/modal/instance_create_nsi.html
index 21b410a..35e11e1 100644
--- a/instancehandler/template/modal/instance_create_nsi.html
+++ b/instancehandler/template/modal/instance_create_nsi.html
@@ -6,7 +6,7 @@
                     <span aria-hidden="true">×</span></button>
                 <h4 class="modal-title">New NSI</h4>
             </div>
-            <form id="formCreateNS" action='{% url "instances:create" type='nsi' %}'
+            <form id="formCreateNSI" action='{% url "instances:create" type='nsi' %}'
                   class="form-horizontal"
                   method="post" enctype="multipart/form-data">
                 {% csrf_token %}