I submitted nothing to the landing page and got: Traceback (most recent call last): File "/base/python_runtime/python_lib/versions/1/google/appengine/ext

I submitted nothing to the landing page and got: Traceback (most recent call last): File "/base/python_runtime/python_lib/versions/1/google/appengine/ext/webapp/_webapp25.py", line 703, in __call__ handler.post(*groups) File "/base/data/home/apps/s~oldgreader/1.354495002931951805/main.py", line 25, in post blob_info = upload_files[0] IndexError: list index out of range