Google appEngine: 404 when accessing /_ah/api [duplicate]
问题 This question already has answers here : Failed to retrieve API configs with status: 404 - Google App Engine (3 answers) Closed 4 years ago . I try to build a very simple GAE application, using eclipse and the Google Plugin for Eclipse. I've generated some Endpoint from an @Entity class, then I've generated Cloud Endpoint Client library. After that I've started the appEngine project (within eclipse, on the embedded jetty server). When I try to access /_ah/api I get the following issue: HTTP