diff --git a/src/libslic3r/Format/bbs_3mf.cpp b/src/libslic3r/Format/bbs_3mf.cpp
index eb6bbe8ad..77d40d766 100644
--- a/src/libslic3r/Format/bbs_3mf.cpp
+++ b/src/libslic3r/Format/bbs_3mf.cpp
@@ -1718,7 +1718,7 @@ void PlateData::parse_filament_info(GCodeProcessorResult *result)
 
                 for (auto connector : cut_object_info->second.connectors) {
                     assert(0 <= connector.volume_id && connector.volume_id <= int(model_object->volumes.size()));
-                    model_object->volumes[connector.volume_id]->cut_info = 
+                    model_object->volumes[connector.volume_id]->cut_info =
                         ModelVolume::CutInfo(CutConnectorType(connector.type), connector.r_tolerance, connector.h_tolerance, true);
                 }
             }
@@ -3270,7 +3270,7 @@ void PlateData::parse_filament_info(GCodeProcessorResult *result)
     bool _BBS_3MF_Importer::_handle_end_metadata()
     {
         if ((m_curr_metadata_name == BBS_3MF_VERSION)||(m_curr_metadata_name == BBS_3MF_VERSION1)) {
-            m_is_bbl_3mf = true;
+            //m_is_bbl_3mf = true;
             m_version = (unsigned int)atoi(m_curr_characters.c_str());
             /*if (m_check_version && (m_version > VERSION_BBS_3MF_COMPATIBLE)) {
                 // std::string msg = _(L("The selected 3mf file has been saved with a newer version of " + std::string(SLIC3R_APP_NAME) + " and is not compatible."));
diff --git a/src/slic3r/GUI/PartPlate.cpp b/src/slic3r/GUI/PartPlate.cpp
index 073c0c796..2c1193f4a 100644
--- a/src/slic3r/GUI/PartPlate.cpp
+++ b/src/slic3r/GUI/PartPlate.cpp
@@ -2335,16 +2335,21 @@ int PartPlate::load_gcode_from_file(const std::string& filename)
     //	BOOST_LOG_TRIVIAL(info) << __FUNCTION__ << boost::format("Failed to rename the output G-code file from %1% to %2%, error code %3%") % filename.c_str() % path.c_str() %
     //error.message(); 	return -1;
     //}
-    if (boost::filesystem::exists(filename)) {
-        assert(m_tmp_gcode_path.empty());
-        m_tmp_gcode_path         = filename;
-        m_gcode_result->filename = filename;
-        m_print->set_gcode_file_ready();
+	if (boost::filesystem::exists(filename)) {
+		assert(m_tmp_gcode_path.empty());
+		m_tmp_gcode_path = filename;
+		m_gcode_result->filename = filename;
+		m_print->set_gcode_file_ready();
 
-        BOOST_LOG_TRIVIAL(info) << __FUNCTION__ << boost::format(": from %1% to %2%, finished") % filename.c_str() % filename.c_str();
-    }
+		update_slice_result_valid_state(true);
+
+		BOOST_LOG_TRIVIAL(info) << __FUNCTION__ << boost::format(": found valid gcode file %1%") % filename.c_str();
+	}
+	else {
+		BOOST_LOG_TRIVIAL(warning) << __FUNCTION__ << boost::format(": can not find gcode file %1%") % filename.c_str();
+		ret = -1;
+	}
 
-	update_slice_result_valid_state(true);
 	m_ready_for_slice = true;
 	return ret;
 }