diff --git a/BUILD.sh b/BUILD.sh
index ad77903..0e7804c 100755
--- a/BUILD.sh
+++ b/BUILD.sh
@@ -189,7 +189,7 @@
     # this package is obsolete.
     OLD_PACKAGES="rw.core.rwvx-rwha-1.0"
     for package in $PACKAGES $OLD_PACKAGES; do
-        apt remove -y $package || true
+        sudo apt remove -y $package || true
     done
 
     packages=""
diff --git a/rwcal/plugins/vala/rwcal_openstack/rift/rwcal/openstack/utils/network.py b/rwcal/plugins/vala/rwcal_openstack/rift/rwcal/openstack/utils/network.py
index b0c58af..8e5107b 100644
--- a/rwcal/plugins/vala/rwcal_openstack/rift/rwcal/openstack/utils/network.py
+++ b/rwcal/plugins/vala/rwcal_openstack/rift/rwcal/openstack/utils/network.py
@@ -1,6 +1,6 @@
 #!/usr/bin/python
 
-# 
+#
 #   Copyright 2017 RIFT.IO Inc
 #
 #   Licensed under the Apache License, Version 2.0 (the "License");
@@ -155,8 +155,11 @@
         else:
             raise NotImplementedError("Port Type: %s not supported" %(cp.type_yang))
 
-        if cp.static_ip_address:
-            args["fixed_ips"] = [{"ip_address" : cp.static_ip_address}]
+        try:
+            if cp.static_ip_address:
+                args["fixed_ips"] = [{"ip_address" : cp.static_ip_address}]
+        except Exception as e:
+            pass
 
         if 'port_security_enabled' in cp:
             args['port_security_enabled'] = cp.port_security_enabled