diff --git a/gtk2_ardour/ardour_ui_session.cc b/gtk2_ardour/ardour_ui_session.cc
index 61958807ba..18775d7ce3 100644
--- a/gtk2_ardour/ardour_ui_session.cc
+++ b/gtk2_ardour/ardour_ui_session.cc
@@ -36,6 +36,8 @@
 #include "gtk2ardour-version.h"
 #endif
 
+#include <glibmm/error.h>
+
 #include <gtkmm/progressbar.h>
 #include <gtkmm/stock.h>
 
@@ -443,6 +445,37 @@ ARDOUR_UI::load_session_stage_two (const std::string& path, const std::string& s
 
 		goto out;
 	}
+	catch (Glib::Error const& e) {
+		const std::string& glib_what = e.what();
+		gchar* escaped_error_txt = 0;
+		stringstream ss;
+		dump_errors (ss, 6);
+		dump_errors (cerr);
+		clear_errors ();
+
+		{
+			const std::string& tmp = ss.str();
+			escaped_error_txt = g_markup_escape_text (tmp.c_str(), -1);
+		}
+
+		ArdourMessageDialog msg (string_compose(
+		                           _("Session \"%1 (snapshot %2)\" did not load successfully.\nGlib Error\nDomain: %3\nCode: %4\nWhat: %5\n%6%7"),
+		                           path, snap_name,
+		                           g_quark_to_string(e.domain()), e.code(), glib_what.c_str(),
+		                           ss.str().empty() ? "" : "\n\n---", escaped_error_txt),
+		                         true,
+		                         Gtk::MESSAGE_INFO,
+		                         BUTTONS_OK);
+
+		msg.set_title (_("Loading Error"));
+		msg.set_position (Gtk::WIN_POS_CENTER);
+
+		(void) msg.run ();
+		msg.hide ();
+		delete escaped_error_txt;
+
+		goto out;
+	}
 	catch (...) {
 		gchar* escaped_error_txt = 0;
 		stringstream ss;
@@ -667,6 +700,30 @@ ARDOUR_UI::build_session_stage_two (std::string const& path, std::string const&
 		delete escaped_error_txt;
 		return -1;
 	}
+	catch (Glib::Error const& e) {
+		const std::string& glib_what = e.what();
+		gchar* escaped_error_txt = 0;
+		stringstream ss;
+		dump_errors (ss, 6);
+		dump_errors (cerr);
+		clear_errors ();
+
+		{
+			const std::string& tmp = ss.str();
+			escaped_error_txt = g_markup_escape_text (tmp.c_str(), -1);
+		}
+
+		ArdourMessageDialog msg (string_compose(
+		                           _("Could not create session in \"%1\":.\nGlib Error\nDomain: %2\nCode: %3\nWhat: %4\n%5%6"),
+		                           path,
+		                           g_quark_to_string(e.domain()), e.code(), glib_what.c_str(),
+		                           ss.str().empty() ? "" : "\n\n---", escaped_error_txt));
+		msg.set_title (_("Loading Error"));
+		msg.set_position (Gtk::WIN_POS_CENTER);
+		msg.run ();
+		delete escaped_error_txt;
+		return -1;
+	}
 	catch (...) {
 		gchar* escaped_error_txt = 0;
 		stringstream ss;