This error is most likely caused by the inability of properly using SQL lite on App Engine standard. However, please take a look at Cloud SQL <https://cloud.google.com/sql/docs/mysql/connect-app-engine> which is pretty easy to get started with within App Engine.
-- You received this message because you are subscribed to the Google Groups "Google App Engine" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/google-appengine/e7711529-3f21-4cef-800a-78400c7783c0%40googlegroups.com.
