From 436e660d475483774d81e73fd6d852bf92c568ce Mon Sep 17 00:00:00 2001
From: jbicker <jan.bicker@typefox.io>
Date: Thu, 25 Jul 2019 18:04:59 +0200
Subject: [PATCH] Avoid duplicate react keys in board select dialog

Signed-off-by: jbicker <jan.bicker@typefox.io>
---
 .../src/browser/boards/select-board-dialog-widget.tsx         | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arduino-ide-extension/src/browser/boards/select-board-dialog-widget.tsx b/arduino-ide-extension/src/browser/boards/select-board-dialog-widget.tsx
index d7657303..d1e9f4df 100644
--- a/arduino-ide-extension/src/browser/boards/select-board-dialog-widget.tsx
+++ b/arduino-ide-extension/src/browser/boards/select-board-dialog-widget.tsx
@@ -62,8 +62,8 @@ export class BoardAndPortSelectionList extends React.Component<BoardAndPortSelec
 
     render(): React.ReactNode {
         return <div className={`${this.props.type} list`}>
-            {this.props.list.map(item => <BoardAndPortSelectableItem
-                key={item.board ? item.board.name : item.port}
+            {this.props.list.map((item, idx) => <BoardAndPortSelectableItem
+                key={(item.board ? item.board.name : item.port || '') + idx}
                 onSelect={this.doSelect}
                 item={item}
                 selected={this.isSelectedItem(item)}