diff --git a/src/applications/differential/query/DifferentialRevisionSearchEngine.php b/src/applications/differential/query/DifferentialRevisionSearchEngine.php
--- a/src/applications/differential/query/DifferentialRevisionSearchEngine.php
+++ b/src/applications/differential/query/DifferentialRevisionSearchEngine.php
@@ -162,10 +162,13 @@
         $groups = $bucket->newResultGroups($query, $revisions);
 
         foreach ($groups as $group) {
-          $views[] = id(clone $template)
-            ->setHeader($group->getName())
-            ->setNoDataString($group->getNoDataString())
-            ->setRevisions($group->getObjects());
+          // Don't show groups in Dashboard Panels
+          if ($group->getObjects() || !$this->isPanelContext()) {
+            $views[] = id(clone $template)
+              ->setHeader($group->getName())
+              ->setNoDataString($group->getNoDataString())
+              ->setRevisions($group->getObjects());
+          }
         }
       } catch (Exception $ex) {
         $this->addError($ex->getMessage());
@@ -176,6 +179,12 @@
         ->setHandles(array());
     }
 
+    if (!$views) {
+      $views[] = id(new DifferentialRevisionListView())
+        ->setUser($viewer)
+        ->setNoDataString(pht('No revisions found.'));
+    }
+
     $phids = array_mergev(mpull($views, 'getRequiredHandlePHIDs'));
     if ($phids) {
       $handles = id(new PhabricatorHandleQuery())