cisco 2610XM ios无法升级提示报错。

into926

cisco 2610XM 的flash内容无意删除后系统重启进入到这里来了，下面是上传ios全部过程。

请问如何解决，请大手解答一下是什么问题？

rommon 2 > xmodem -r
Do not start the sending program yet...

Invoke this application only for disaster recovery.
Do you wish to continue? y/n  [n]:  y
Ready to receive file  ...

Download Complete!
program load complete, entry point: 0x80008000, size: 0xfe9ec0

Error : compressed image checksum is incorrect 0x63DC459C
        Expected a checksum of 0xCED52860

*** System received a Software forced crash ***
signal= 0x17, code= 0x5, context= 0x800805f0
PC = 0x0, Vector = 0x0, SP = 0x0

System Bootstrap, Version 12.2(7r) [cmong 7r], RELEASE SOFTWARE (fc1)
Copyright (c) 2002 by cisco Systems, Inc.
C2600 platform with 131072 Kbytes of main memory

loadprog: bad file magic number:      0x0
boot: cannot load "flash:"

System Bootstrap, Version 12.2(7r) [cmong 7r], RELEASE SOFTWARE (fc1)
Copyright (c) 2002 by cisco Systems, Inc.
C2600 platform with 131072 Kbytes of main memory

loadprog: bad file magic number:      0x0
boot: cannot load "flash:"

System Bootstrap, Version 12.2(7r) [cmong 7r], RELEASE SOFTWARE (fc1)
Copyright (c) 2002 by cisco Systems, Inc.
C2600 platform with 131072 Kbytes of main memory

IAMWOLF

Error : compressed image checksum is incorrect 0x63DC459C
        Expected a checksum of 0xCED52860
看这句，应该是你上传的IOS有问题，重新上传吧
IOS校验和不对