Fixes #6572: Allow panels to stay even if they do not receive any debug data

extensions/debug/CHANGELOG.md

@@ -5,6 +5,7 @@ Yii Framework 2 debug extension Change Log
 -----------------------
 
 - Bug #4820: Fixed reading incomplete debug index data in case of high request concurrency (martingeorg, samdark)
+- Chg #6572: Allow panels to stay even if they do not receive any debug data (qiangxue)
 
 
 2.0.1 December 07, 2014

extensions/debug/controllers/DefaultController.php

@@ -152,9 +152,6 @@ class DefaultController extends Controller
                     if (isset($data[$id])) {
                         $panel->tag = $tag;
                         $panel->load($data[$id]);
-                    } else {
-                        // remove the panel since it has not received any data
-                        unset($this->module->panels[$id]);
                     }
                 }
                 $this->summary = $data['summary'];