AS开发连接SQLite新建或打开数据库，报错 Failed to open database

Question

 出错代码：

public void createOrOpenDatabase() {
        try {
            sld = SQLiteDatabase.openDatabase(
                dbpath,//数据库所在路径
                null, //CursorFactory
                SQLiteDatabase.CREATE_IF_NECESSARY | SQLiteDatabase.OPEN_READWRITE//读写、若不存在则创建
            );
            appendMessage("数据库已经成功打开！");
            String sql = "create table if not exists student(sno char(5),stuname varchar(20),sage integer,sclass char(5))";
            sld.execSQL(sql);
            appendMessage("student 已经成功创建！");
        } catch (Exception e) {
            Toast.makeText(this, "数据库错误：" + e.toString(), Toast.LENGTH_SHORT).show();
        }
    }

报错内容：

 

Answer 1

错误提示中已经提到了，不存在doesn't exist