diff --git a/static/js/index.js b/static/js/index.js
index c5a7b7a..a6c0c99 100644
--- a/static/js/index.js
+++ b/static/js/index.js
@@ -319,7 +319,6 @@ function unpairClicked(host) {
     $('#continueUnpairHost').on('click', function () {
         host.unpair().then(function (onSuccess) {
             var unpairHostDialog = document.querySelector('#unpairHostDialog');
-            unpairHostDialog.close();
             $('#host-container-' + host.serverUid).remove();
             snackbarLog('Successfully unpaired from host');
             delete hosts[host.serverUid]; // remove the host from the array;
diff --git a/static/js/utils.js b/static/js/utils.js
index 8edac61..1005dad 100644
--- a/static/js/utils.js
+++ b/static/js/utils.js
@@ -294,7 +294,13 @@ NvHTTP.prototype = {
         return this.getAppListWithCacheFlush();
     },
 
+    // warms `this` _memCachedBoxArtArray with ALL box art from ALL servers
+    // this is inefficient, but works well.
     warmBoxArtCache: function () {
+        if (!this.paired) {
+            console.log('not warming box art cache from unpaired host.');
+            return;
+        }
         if (Object.keys(this._memCachedBoxArtArray).length != 0) {
             console.log('box art cache already warmed.');
             return;