Fix navigation to some elses private message

Author: arj03

message/async/name.js

@@ -24,11 +24,11 @@ exports.create = function (api) {
 
       if (err && err.name === 'NotFoundError') {
         return cb(null, fallbackName + '...(missing)')
-      } else if (value.content.type === 'post' && typeof value.content.text === 'string') {
+      } else if (value && value.content.type === 'post' && typeof value.content.text === 'string') {
         if (value.content.text.trim()) {
           return cb(null, titleFromMarkdown(value.content.text, 40) || fallbackName)
         }
-      } else if (typeof value.content.text === 'string') {
+      } else if (value && typeof value.content.text === 'string') {
         return cb(null, value.content.type + ': ' + titleFromMarkdown(value.content.text, 30))
       } else {
         return getAboutName(id, cb)