java 报错:javax.transaction.rollbackexception transaction set to rollback only

【java 报错:javax.transaction.rollbackexception transaction set to rollback only】

java 报错:javax.transaction.rollbackexception transaction set to rollback only

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Java错误:javax.transaction.rollback异常事务设置为仅回滚Java错误:javax.transaction.rollback异常事务设置为仅回滚简介:后台代码如下:public list