BUG 1383 Cannot compose VNFD from UI: 'mgmt_cp missing' when adding VDU

 * Before adding CP need to VDU
 * While adding CP add mgmt-cp

Change-Id: I4219faea328ab46285f8e049d5dc1a7565cdea42
Signed-off-by: Barath Kumar R <barath.r@tataelxsi.co.in>
diff --git a/src/assets/i18n/de.json b/src/assets/i18n/de.json
index 79cf07f..8e24408 100644
--- a/src/assets/i18n/de.json
+++ b/src/assets/i18n/de.json
@@ -307,7 +307,8 @@
             "VDU": "VDU",
             "INTVL": "IntVL",
             "INTCP": "IntCP",
-            "DATAEMPTY": "Bitte ändere etwas"
+            "DATAEMPTY": "Bitte ändere etwas",
+            "ADDCPBEFOREVDU": "Fügen Sie CP hinzu, bevor Sie VDU hinzufügen"
         },
         "PROJECT": {
             "NEWPROJECT": "Nieuw project",