wro4j-core/src/main/java/ro/isdc/wro/model/factory/FallbackAwareWroModelFactory.java
@Override
  public WroModel create() {
    WroModel newModel = null;
    try {
      newModel = super.create();
    } catch (final WroRuntimeException e) {
      LOG.error("Error while creating the model", e);
    }
    if (newModel == null) {
      LOG.warn("Couldn't load new model, reusing last Valid Model!");
      if (lastValidModel == null) {
        throw new WroRuntimeException("No valid model was found!");
      }
      return lastValidModel;
    }
    lastValidModel = newModel;
    return lastValidModel;
  }
@Override
  public WroModel create() {
    WroModel newModel = null;
    try {
      newModel = super.create();
    } catch (final WroRuntimeException e) {
      LOG.error("Error while creating the model", e);
    }
    if (newModel == null) {
      LOG.warn("Couldn't load new model, reusing last Valid Model!");
      if (lastValidModel == null) {
        throw new WroRuntimeException("No valid model was found!");
      }
      return lastValidModel;
    }
    lastValidModel = newModel;
    return lastValidModel;
  }
{@inheritDoc}