diff --git a/www/common/common-ui-elements.js b/www/common/common-ui-elements.js
index 92f47648b..331c15fd9 100644
--- a/www/common/common-ui-elements.js
+++ b/www/common/common-ui-elements.js
@@ -1552,9 +1552,6 @@ define([
         var common = config.common;
         var hasFriends = Object.keys(config.friends || {}).length !== 0;
 
-        if (!hasFriends) {
-            return void UI.alert(Messages.team_noFriend);
-        }
         var privateData = common.getMetadataMgr().getPrivateData();
         var team = privateData.teams[config.teamId];
         if (!team) { return void UI.warn(Messages.error); }
diff --git a/www/common/userObject.js b/www/common/userObject.js
index 7ac1bfe88..db8e687d3 100644
--- a/www/common/userObject.js
+++ b/www/common/userObject.js
@@ -43,10 +43,20 @@ define([
             var c = Crypto.createEncryptor(key);
             cryptor.encrypt = function (href) {
                 // Never encrypt blob href, they are always read-only
-                if (href.slice(0,7) === '/file/#') { return href; }
-                return c.encrypt(href);
+                try {
+                    if (href.slice(0,7) === '/file/#') { return href; }
+                    return c.encrypt(href);
+                } catch (e) {
+                    return;
+                }
+            };
+            cryptor.decrypt = function (msg) {
+                try {
+                    return c.decrypt(msg);
+                } catch (e) {
+                    return;
+                }
             };
-            cryptor.decrypt = c.decrypt;
         } catch (e) {
             console.error(e);
         }