Send feedback App Engine Documentation PHP Standard Environment for PHP 5 Docs API Documentation \google\appengine\api\modules\InvalidModuleStateException Thrown when the current state was unexpected when starting/stopping a module. Was this page helpful? Let us know how we did: Send feedback Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 4.0 License, and code samples are licensed under the Apache 2.0 License. For details, see our Site Policies. Java is a registered trademark of Oracle and/or its affiliates. Last updated June 3, 2019.