From 074f1a83e63f91c31245d1ea299c68b322908e96 Mon Sep 17 00:00:00 2001
From: Farzaneh Labbaf <f.labbaf97@gmail.com>
Date: Mon, 27 Mar 2023 11:58:00 +0200
Subject: [PATCH] Fix a small bug in retrack

---
 GUI_main.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/GUI_main.py b/GUI_main.py
index 6e515e7..e67b097 100644
--- a/GUI_main.py
+++ b/GUI_main.py
@@ -992,7 +992,7 @@ class App(QMainWindow):
         self.WriteStatusBar('retracking... ')
 
         if(self.Tindex==self.reader.sizet-1):
-            QMessageBox.critical(self, "This is the last frame. Nothing to retrack after this")
+            QMessageBox.critical(self, 'Error',"This is the last frame. Nothing to retrack after this")
             reset()
             return 
 
-- 
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