Are all the required App Engine jars in your lib folder?
Check your pom, starting from
<dependency>
<groupId>com.google.appengine</groupId>
<artifactId>appengine-api-1.0-sdk</artifactId>
<version>${appengine.version}</version>
</dependency>Also make sure there are no multiple versions of the same jars. What jre version are your running? Finally, how do you launch the server? > > -- 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 post to this group, send email to [email protected]. Visit this group at https://groups.google.com/group/google-appengine. To view this discussion on the web visit https://groups.google.com/d/msgid/google-appengine/c943e46d-2a19-477d-a6ea-5526f696f453%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.
