diff --git a/RO/osm_ro/nfvo.py b/RO/osm_ro/nfvo.py
index 23c5f1c54a00ed8d6caa4419237e6ceab7e5beb2..4d78e441d5e09e4b68b46648ea1809fea0297c6a 100644
--- a/RO/osm_ro/nfvo.py
+++ b/RO/osm_ro/nfvo.py
@@ -29,6 +29,7 @@ __date__ ="$16-sep-2014 22:05:01$"
 
 # import imp
 import json
+import string
 import yaml
 from random import choice as random_choice
 from osm_ro import utils
@@ -5112,6 +5113,15 @@ def new_datacenter(mydb, datacenter_descriptor):
     datacenter_type = datacenter_descriptor.get("type", "openvim");
     # module_info = None
 
+    for url_field in ('vim_url', 'vim_url_admin'):
+        # It is common that users copy and paste the URL from the VIM website
+        # (example OpenStack), therefore a common mistake is to include blank
+        # characters at the end of the URL. Let's remove it and just in case,
+        # lets remove trailing slash as well.
+        url = datacenter_descriptor.get(url_field)
+        if url:
+            datacenter_descriptor[url_field] = url.strip(string.whitespace + '/')
+
     # load plugin
     plugin_name = "rovim_" + datacenter_type
     if plugin_name not in plugins:
diff --git a/RO/osm_ro/wim/persistence.py b/RO/osm_ro/wim/persistence.py
index 32a46b358a490df7c8ae2a212c6fc638cf286162..f4945bb94c8f16d4925b312caf38d08b82533804 100644
--- a/RO/osm_ro/wim/persistence.py
+++ b/RO/osm_ro/wim/persistence.py
@@ -40,6 +40,7 @@ No domain logic/architectural concern should be present in this file.
 """
 import json
 import logging
+import string
 from contextlib import contextmanager
 from hashlib import sha1
 from itertools import groupby
@@ -307,6 +308,11 @@ class WimPersistence(object):
         if "config" in wim_descriptor:
             wim_descriptor["config"] = _serialize(wim_descriptor["config"])
 
+        url = wim_descriptor["wim_url"]
+        wim_descriptor["wim_url"] = url.strip(string.whitespace + "/")
+        # ^  This avoid the common problem caused by trailing spaces/slashes in
+        #    the URL (due to CTRL+C/CTRL+V)
+
         return self.db.new_row(
             "wims", wim_descriptor, add_uuid=True, confidential_data=True)