// don't use getXFormsSession to avoid needless error
if (xFormsSession == null) return;
WebAdapter adapter = xFormsSession.getAdapter();
if (adapter == null) return;
adapter.shutdown();
} catch (XFormsException e) {
LOGGER.warn("FluxFacade close: " + sessionKey, e);
} finally {
manager.deleteXFormsSession(sessionKey);
}