FIX:fixed crash when selecting new printer
jira:[fix] Change-Id: I6a81186e822eb6bf6ce7aa70561dfae35d4de0e7
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@ -302,7 +302,7 @@ void MonitorPanel::on_update_all(wxMouseEvent &event)
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Slic3r::DeviceManager* dev = Slic3r::GUI::wxGetApp().getDeviceManager();
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if (!dev) return;
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if ( (dev->get_selected_machine()->dev_id != event.GetString().ToStdString()) && m_hms_panel) {
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if ( dev->get_selected_machine() && (dev->get_selected_machine()->dev_id != event.GetString().ToStdString()) && m_hms_panel) {
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m_hms_panel->clear_hms_tag();
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}
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