If you have been offered this outcome, this means you have failed a combination of modules you trailed from the previous academic year and current year modules.
Choosing this outcome means you will be entered for reassessment over the Summer in all of the trailed modules you failed; you will not be reassessed in your current year modules until the next academic year.
We would advise that you read all of the information on the following webpages to get a full understanding of what this outcome means in terms of your summer reassessment and repeating part-time: