From e29de193bc55f4aeee4e77f3dc3aac3700f6e2c6 Mon Sep 17 00:00:00 2001
From: Fons van der Plas <fonsvdplas@gmail.com>
Date: Wed, 9 Sep 2020 14:14:03 +0200
Subject: [PATCH] =?UTF-8?q?=E2=8C=A8=20Fix=20backspace=20in=20feedback=20b?=
 =?UTF-8?q?ox?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
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---
 frontend/components/Editor.js | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/frontend/components/Editor.js b/frontend/components/Editor.js
index c1a9a0f6e3..11b55a1fb4 100644
--- a/frontend/components/Editor.js
+++ b/frontend/components/Editor.js
@@ -646,8 +646,10 @@ export class Editor extends Component {
                 // fall into:
                 case 46: // delete
                     const selected = this.state.notebook.cells.filter((c) => c.selected)
-                    this.requests.confirm_delete_multiple(selected)
-                    e.preventDefault()
+                    if (selected.length > 0) {
+                        this.requests.confirm_delete_multiple(selected)
+                        e.preventDefault()
+                    }
                     break
                 case 191: // ? or /
                     if (!(e.ctrlKey && e.shiftKey)) {