diff --git a/src/vs/workbench/parts/extensions/browser/extensionEditor.ts b/src/vs/workbench/parts/extensions/browser/extensionEditor.ts
index f6ff2ad5dd9c0dafd0ddbe7b2bb21912c101a8c9..11915ba81c4446b529eb599693ce99eb4cf657c2 100644
--- a/src/vs/workbench/parts/extensions/browser/extensionEditor.ts
+++ b/src/vs/workbench/parts/extensions/browser/extensionEditor.ts
@@ -688,6 +688,10 @@ export class ExtensionEditor extends BaseEditor {
 		}
 
 		const keyBinding = KeybindingIO.readKeybinding(key || rawKeyBinding.key, OS);
+		if (!keyBinding) {
+			return null;
+		}
+
 		return this.keybindingService.resolveKeybinding(keyBinding)[0];
 	}