//* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->traceMessage(sprintf('OBJECT-REGISTRY: Invoking this->instanceExists(%s) ...', $instanceKey));
if (!$this->instanceExists($instanceKey)) {
// This might happen if a non-registered key was requested
//* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->traceMessage(sprintf('OBJECT-REGISTRY: Invoking this->instanceExists(%s) ...', $instanceKey));
if (!$this->instanceExists($instanceKey)) {
// This might happen if a non-registered key was requested