diff --git a/src/libslic3r/ProjectTask.hpp b/src/libslic3r/ProjectTask.hpp
index 895f3860b..f928bb293 100644
--- a/src/libslic3r/ProjectTask.hpp
+++ b/src/libslic3r/ProjectTask.hpp
@@ -54,6 +54,20 @@ struct FilamentInfo
     /*for new ams mapping*/
     std::string ams_id;
     std::string slot_id;
+
+public:
+    int get_amd_id() const
+    {
+        if (ams_id.empty()) { return -1; };
+
+        try
+        {
+            return stoi(ams_id);
+        }
+        catch (...) {};
+
+        return -1;
+    };
 };
 
 class BBLSliceInfo {
diff --git a/src/slic3r/GUI/DeviceManager.cpp b/src/slic3r/GUI/DeviceManager.cpp
index 2431414d2..f0f1a2036 100644
--- a/src/slic3r/GUI/DeviceManager.cpp
+++ b/src/slic3r/GUI/DeviceManager.cpp
@@ -1243,7 +1243,7 @@ bool MachineObject::need_SD_card() const
 
 int MachineObject::get_extruder_id_by_ams_id(const std::string &ams_id)
 {
-    if (ams_id.empty())
+    if (ams_id.empty() || (ams_id == "-1"))
         return 0;
 
     auto it = amsList.find(ams_id);
diff --git a/src/slic3r/GUI/SelectMachine.cpp b/src/slic3r/GUI/SelectMachine.cpp
index 57aac5bb5..7325be056 100644
--- a/src/slic3r/GUI/SelectMachine.cpp
+++ b/src/slic3r/GUI/SelectMachine.cpp
@@ -2105,7 +2105,7 @@ void SelectMachineDialog::on_ok_btn(wxCommandEvent &event)
     //check blacklist
     for (auto i = 0; i < m_ams_mapping_result.size(); i++) {
 
-        const auto& ams_id = m_ams_mapping_result[i].ams_id;
+        const auto& ams_id = m_ams_mapping_result[i].get_amd_id();
         auto tid = m_ams_mapping_result[i].tray_id;
 
         std::string filament_type = boost::to_upper_copy(m_ams_mapping_result[i].type);
@@ -2121,7 +2121,7 @@ void SelectMachineDialog::on_ok_btn(wxCommandEvent &event)
         std::string action;
         std::string info;
 
-        DeviceManager::check_filaments_in_blacklist(filament_brand, filament_type, stoi(ams_id), in_blacklist, action, info);
+        DeviceManager::check_filaments_in_blacklist(filament_brand, filament_type, ams_id, in_blacklist, action, info);
 
         if (in_blacklist && action == "warning") {
             wxString prohibited_error = wxString::FromUTF8(info);
@@ -2172,7 +2172,7 @@ void SelectMachineDialog::on_ok_btn(wxCommandEvent &event)
 
     for (auto i = 0; i < m_ams_mapping_result.size(); i++) {
 
-        const auto& ams_id = m_ams_mapping_result[i].ams_id;
+        const auto& ams_id = m_ams_mapping_result[i].get_amd_id();
         auto tid = m_ams_mapping_result[i].tray_id;
 
         std::string filament_type = boost::to_upper_copy(m_ams_mapping_result[i].type);
@@ -2187,7 +2187,7 @@ void SelectMachineDialog::on_ok_btn(wxCommandEvent &event)
         bool in_blacklist = false;
         std::string action;
         std::string info;
-        DeviceManager::check_filaments_in_blacklist(filament_brand, filament_type, stoi(ams_id), in_blacklist, action, info);
+        DeviceManager::check_filaments_in_blacklist(filament_brand, filament_type, ams_id, in_blacklist, action, info);
 
         if (in_blacklist && action == "prohibition") {
             has_prohibited_filament = true;