This is clearly a GAE bug, because the file is there in other instances/requests. From the log:
java.lang.RuntimeException: java.io.FileNotFoundException: /base/data/home/apps/s~tweetvote2/1.353082386135622494/_ah/java_compiled/WEB-INF/classes/org/apache/jsp/about_jsp.class -- You received this message because you are subscribed to the Google Groups "Google App Engine for Java" group. To view this discussion on the web visit https://groups.google.com/d/msg/google-appengine-java/-/Jq4ELxgA7eoJ. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/google-appengine-java?hl=en.
