ui: panel/ConfigPanel: return early on no selection

treelist technically allows deselection and this happens on destruction
in extjs 7.0 so simply return early to avoid errors accessing
components that do not exist anymore

Signed-off-by: Dominik Csapak <d.csapak@proxmox.com>

diff --git a/www/manager6/panel/ConfigPanel.js b/www/manager6/panel/ConfigPanel.js
index d7c363737a8f450e627c39f20fe2abd6e97cdc7e..224bc7682f5df50952c650c3423190d1e47d8419 100644 (file)
--- a/www/manager6/panel/ConfigPanel.js
+++ b/www/manager6/panel/ConfigPanel.js
@@ -68,6 +68,9 @@ Ext.define('PVE.panel.Config', {
            singleExpand: false,
            listeners: {
                selectionchange: function(treeList, selection) {
+                   if (!selection) {
+                       return;
+                   }
                    let view = this.up('panel');
                    view.suspendLayout = true;
                    view.activateCard(selection.data.id);