From d62341f7ee28b2e0ffea4e289dcc785de1c31bc7 Mon Sep 17 00:00:00 2001
From: "zhimin.zeng" <zhimin.zeng@bambulab.com>
Date: Tue, 20 May 2025 11:45:46 +0800
Subject: [PATCH] FIX: Reset to the previous valid value when the input value
 is invalid

jira: STUDIO-11968
Change-Id: I9fc92c71cdb8737d72306952252623ad3bd59989
---
 src/slic3r/GUI/GUI_ObjectLayers.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/slic3r/GUI/GUI_ObjectLayers.cpp b/src/slic3r/GUI/GUI_ObjectLayers.cpp
index 5aecbab46..4e62e34e4 100644
--- a/src/slic3r/GUI/GUI_ObjectLayers.cpp
+++ b/src/slic3r/GUI/GUI_ObjectLayers.cpp
@@ -443,7 +443,7 @@ coordf_t LayerRangeEditor::get_value()
     else {
         if (!str.ToDouble(&layer_height) || layer_height < 0.0f) {
             show_error(m_parent, _L("Invalid numeric."));
-            SetValue(double_to_string(layer_height));
+            SetValue(m_valid_value); // reset to a valid value
         }
     }