Handle the case when there is no active version

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/utils/read-installed.js b/lib/utils/read-installed.js
index a1e0a450c..503e1a856 100644
--- a/lib/utils/read-installed.js
+++ b/lib/utils/read-installed.js
@@ -42,7 +42,7 @@ function readInstalled (args, cb) {
           }
           var active = path.join(packageDir, "active")
           fs.lstat(active, function (er, s) {
-            if (!s.isSymbolicLink()) {
+            if (er || !s.isSymbolicLink()) {
               data[package][version] = data[package][version] || {}
               return process.nextTick(V)
             }