java - Enable HA/High Replication option in GAE app -

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i'm getting error when trying transaction within application:

transactions on multiple entity groups allowed in high replication applications

with google plugin eclipse, easy enable ha option; when running gae maven archetype: mvn gae:run

not sure how make ha enabled maven. how can enable it?

there doc on here. https://developers.google.com/appengine/docs/java/tools/devserver#simulating_the_high_replication_consistencymodel

that said, i'm not familiar kindleit gae plugin's configuration. enable in official plugin, add pom:

  <plugin>     <groupid>com.google.appengine</groupid>     <artifactid>appengine-maven-plugin</artifactid>     <version>1.7.6</version>     <configuration>       <jvmflags>         <jvmflag>-ddatastore.default_high_rep_job_policy_unapplied_job_pct=20</jvmflag>       </jvmflags>     </configuration>   </plugin>

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