always "jsonify"

config.json

@@ -5,7 +5,7 @@
     "host":"0.0.0.0",
     "port":5301
   },
-  "version":"1.0.1",
+  "version":"1.0.2",
   "gitfs_dir":"/var/run/mount/vl-gitfs/history/",
   "gitfs_dir_DUMMY":"/etc/"
 }

server.py

@@ -47,7 +47,7 @@ def getFile(date, time, filename):
     try:
         return send_from_directory(path, filename)    
     except:
-        return '{}\n'
+        return return jsonify({})
       
 if __name__ == '__main__':
     app.run(host=config['server']['host'], port=config['server']['port'])