Otherwise a fatal error is possible.
Change-Id: Icda96bac3e75f424be068cdad30ad618b503a8e1
// Fetch a secret key for building a keyed hash of the PHP code
$config = ConfigFactory::getDefaultInstance()->makeConfig( 'main' );
- $secretKey = $config->get( 'SecretKey' );
+ $secretKey = $config->get( 'SecretKey' ) ? : 'key';
// See if the compiled PHP code is stored in cache.
// CACHE_ACCEL throws an exception if no suitable object cache is present, so fall