Training of nursing student is very important for the professional development and quality of care. The purpose of this study is to assess the gap between theory and training classes in nursing education system at The University of Lahore, Pakistan. 150 nursing student were the subject of this study. Study consist of three objectives first objective was to assess the nature of learning ,theory ,training of nursing student’s second objective was to assess the gap between theory & training classes third objective of the study was to assess the causes of gap between theory and training classes The quantitative and descriptive design is used in this study. The questionnaire consists of two sections i.e. demographic information section and the other section consists of questions regarding nature of learning, theory and training gap and its causes of the nursing students in education system .The result of this study shows that there is gap between theory and training classes among the students .The university focuses on the learning of the students but they lack the confidence similarly, there is weak bonding between students and teacher, communication between students and teacher and less trained clinical instructor as the main cause of gaps between theory and practice gap in the nursing department .The study conclude that student’s theoretical knowledge is better than the training performance. The faculty at the clinical setting is not up to the standard that can decrease the theory and practice gap and enhance the nursing student’s performance