From 6e7c8088b7cf293fee5145a03ecad25240d53708 Mon Sep 17 00:00:00 2001
From: itsmattkc <itsmattkc@gmail.com>
Date: Mon, 5 Apr 2021 15:04:48 +1000
Subject: [PATCH] viewer: ensure instances are actually removed from list

---
 app/widget/viewer/viewer.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/app/widget/viewer/viewer.cpp b/app/widget/viewer/viewer.cpp
index 089ddd3e7..d03c3ccb4 100644
--- a/app/widget/viewer/viewer.cpp
+++ b/app/widget/viewer/viewer.cpp
@@ -123,6 +123,8 @@ ViewerWidget::ViewerWidget(QWidget *parent) :
 
 ViewerWidget::~ViewerWidget()
 {
+  instances_.removeOne(this);
+
   QList<ViewerWindow*> windows = windows_;
 
   foreach (ViewerWindow* window, windows) {