What comes as a surprise to me is that the admin interface is working in the GAE SDK emulation...
The error log: In FILE: /base/data/home/apps/s~cambeoserver/1.363277968286640588/applications/admin/models/access.py Traceback (most recent call last): File "/base/data/home/apps/s~cambeoserver/1.363277968286640588/gluon/restricted.py", line 212, in restricted exec ccode in environment File "/base/data/home/apps/s~cambeoserver/1.363277968286640588/applications/admin/models/access.py", line 37, in <module> if gluon.fileutils.check_credentials(request): File "/base/data/home/apps/s~cambeoserver/1.363277968286640588/gluon/fileutils.py", line 345, in check_credentials % users.create_login_url(request.env.path_info) File "/base/python27_runtime/python27_lib/versions/1/google/appengine/api/users.py", line 256, in create_login_url raise NotAllowedError NotAllowedError --