Protect recent files update with a try/except

printrun/pronterface.py

@@ -1576,14 +1576,18 @@ Printrun. If not, see <http://www.gnu.org/licenses/>."""
             path = os.path.split(name)[0]
             if path != self.settings.last_file_path:
                 self.set("last_file_path", path)
-            abspath = os.path.abspath(name)
-            recent_files = json.loads(self.settings.recentfiles)
-            if abspath in recent_files:
-                recent_files.remove(abspath)
-            recent_files.insert(0, abspath)
-            if len(recent_files) > 5:
-                recent_files = recent_files[:5]
-            self.set("recentfiles", json.dumps(recent_files))
+            try:
+                abspath = os.path.abspath(name)
+                recent_files = json.loads(self.settings.recentfiles)
+                if abspath in recent_files:
+                    recent_files.remove(abspath)
+                recent_files.insert(0, abspath)
+                if len(recent_files) > 5:
+                    recent_files = recent_files[:5]
+                self.set("recentfiles", json.dumps(recent_files))
+            except:
+                self.logError(_("Could not update recent files list:") +
+                              "\n" + traceback.format_exc())
             if name.lower().endswith(".stl"):
                 self.skein(name)
             elif name.lower().endswith(".obj"):