close() was never explicitly called on database 和 database is locked 错误原因
2014-02-19 19:13
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1.cursor 使用完没有关闭。
2.数据库用完没有关闭。
3.数据库重复新建(new了多个对象)。
2.数据库用完没有关闭。
3.数据库重复新建(new了多个对象)。
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