From 3e42222b786cd93ca7abb8a8dacb80c11f894f2e Mon Sep 17 00:00:00 2001
From: "lane.wei" <lane.wei@bambulab.com>
Date: Fri, 28 Mar 2025 18:16:56 +0800
Subject: [PATCH] FIX: 3mf: fix a popup issue while parsing old 3mf

jira: no-jira
Change-Id: I89f0b83f146bea60ef821160254cee4d2c0eb0ca
(cherry picked from commit 5f1714f02ceeb34519e0ec401d37be3ff7efa87b)
---
 src/libslic3r/Format/bbs_3mf.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/libslic3r/Format/bbs_3mf.cpp b/src/libslic3r/Format/bbs_3mf.cpp
index c9f6339e175..f6452bcaec1 100644
--- a/src/libslic3r/Format/bbs_3mf.cpp
+++ b/src/libslic3r/Format/bbs_3mf.cpp
@@ -4145,6 +4145,8 @@ void PlateData::parse_filament_info(GCodeProcessorResult *result)
         //std::string type = bbs_get_attribute_value_string(attributes, num_attributes, TYPE_ATTR);
         std::string key = bbs_get_attribute_value_string(attributes, num_attributes, KEY_ATTR);
         std::string value = bbs_get_attribute_value_string(attributes, num_attributes, VALUE_ATTR);
+        if (key.empty())
+            return true;
 
         auto get_vector_from_string = [](const std::string& str) -> std::vector<int> {
             std::stringstream stream(str);