我去年购买的mini2440，现在想要升级supervivi到2010年06月光盘里带的supervivi64M的那个版本
为什么总是升级不成功呢？
提示我：
Enter your selection: v
USB host is connected. Waiting a download.
Length of file is too big : 256416 > 163840
Failed downloading file
升稼核也不成功
Enter your selection: k
USB host is connected. Waiting a download.
Length of file is too big : 2517028 > 2097152
Failed downloading file
请问什么原因啊？如何解决？
