报错集合
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It's likely that neither a Result Type nor a Result Map was specified
org.apache.ibatis.executor.ExecutorException: A query was run and no Result Maps were found for the Mapped Statement 'com.mmall.dao.CartMapper.selectCartProductCheckedStatusByUserId'. It's likely t...原创 2018-09-16 19:50:18 · 995 阅读 · 0 评论 -
java.lang.NoSuchMethodException: <init>
报错信息（捡重要的）：java.lang.NoSuchMethodException: com.mmall.pojo.OrderItem.<init>(java.lang.Integer, java.lang.Integer, java.lang.Long, java.lang.Integer, java.lang.String, java.lang.String, java.m...原创 2018-09-24 10:32:59 · 24948 阅读 · 2 评论 -
com.mysql.jdbc.exceptions.jdbc4.MySQLIntegrityConstraintViolationException
MySQLIntegrityConstraintViolationException：MySQL完整性约束异常首先来看完整的报错信息：Cause: com.mysql.jdbc.exceptions.jdbc4.MySQLIntegrityConstraintViolationException: Cannot add or update a child row: a foreign k...原创 2018-10-27 16:33:20 · 13379 阅读 · 0 评论