}
logger.warning("Received an invalid join request from " + joinMessage.getAddress()
+ ", cause: clusters part of different cluster-groups");
nodeEngine.getOperationService().send(new GroupMismatchOperation(), joinMessage.getAddress());
} catch (ConfigMismatchException e) {
logger.warning("Received an invalid join request from " + joinMessage.getAddress()
+ ", cause:" + e.getMessage());
sendConfigurationMismatchFailure(joinMessage.getAddress(), e.getMessage());
}