From 784605618bb8d6e204b9fc8660dcf9720647e3c1 Mon Sep 17 00:00:00 2001
From: joesong168 <joesong168@qq.com>
Date: Sat, 20 Nov 2021 11:38:14 +0800
Subject: [PATCH] Fix null error when style props do not have left property

---
 src/components/ThumbnailCanvasGrouping.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/components/ThumbnailCanvasGrouping.js b/src/components/ThumbnailCanvasGrouping.js
index cc966ff81..72f08bb4a 100644
--- a/src/components/ThumbnailCanvasGrouping.js
+++ b/src/components/ThumbnailCanvasGrouping.js
@@ -44,7 +44,7 @@ export class ThumbnailCanvasGrouping extends PureComponent {
           ...style,
           boxSizing: 'content-box',
           height: (Number.isInteger(style.height)) ? style.height - SPACING : null,
-          left: style.left + SPACING,
+          left: (Number.isInteger(style.left)) ? style.left + SPACING : null,
           top: style.top + SPACING,
           width: (Number.isInteger(style.width)) ? style.width - SPACING : null,
         }}
-- 
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