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@@ -161,7 +161,7 @@ public class WelcomeStudentServiceImpl extends ServiceImpl<WelcomeStudentMapper,
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.or()
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.eq(StringUtils.hasText(cardId), "card_id", cardId));
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List<WelcomeStudent> result = welcomeStudentMapper.selectList(queryWrapper);
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- return (result != null && result.size() > 0) ? result.get(0) : new WelcomeStudent();
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+ return (result != null && result.size() > 0) ? result.get(0) : null;
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}
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@Override
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