Log read error processing

source/ubinstall-gtk-log.c

@@ -166,7 +166,12 @@ void yon_installation_progress_update(GFileMonitor *,GFile *,GFile *,GFileMonito
 
 gboolean yon_progress_bar_start(main_window *widgets){
     GFile *file_desc = g_file_new_for_path(progress_path);
-    widgets->install_info_monitor = g_file_monitor_file(file_desc,G_FILE_MONITOR_NONE,NULL,NULL);
+    GError *err = NULL;
+    widgets->install_info_monitor = g_file_monitor_file(file_desc,G_FILE_MONITOR_NONE,NULL,&err);
+    if (err){
+        printf("%s\n",err->message);
+        return G_SOURCE_REMOVE;
+    }
     g_signal_connect(G_OBJECT(widgets->install_info_monitor),"changed",G_CALLBACK(yon_installation_progress_update),widgets);
     // g_thread_new("progress",(GThreadFunc)yon_progress_thread_test,widgets);
     g_object_unref(file_desc);