switch can‘t boot up with error File length(0x6e7e) is wrong!Fail after upgrade

1.Press Ctrl+B to enter BOOTROM menu

BOOTROM  MENU




    1. Boot with default mode

    2. Enter serial submenu

    3. Enter startup submenu

    4. Display flash files

    5. Modify BOOTROM password

    6. Reboot




2.Check file on Flash check if the old vertion software file name

Enter your choice(1-6): 4

No. File Size(bytes)     Created Date       File Name

=================================================================

1:  6808     bytes   May 03 2015 04:03:54   patchhistory                       

2:  61       bytes   Jun 23 2015 20:38:12   private-data.txt                   

3:  9348204  bytes   Oct 01 2008 00:09:26   S5300EI-V100R003C00SPC301.cc       

4:  60       bytes   Aug 14 2012 18:29:34   $_patchstate_a                     

5:  836      bytes   May 03 2015 04:06:18   rr.dat                             

6:  4        bytes   Jun 23 2015 18:57:41   notilogindex.txt                   

7:  836      bytes   May 03 2015 04:06:23   rr.bak                             

8:  3654     bytes   Jun 23 2015 20:38:35   vrpcfg.zip                         

9:  344778   bytes   Oct 01 2008 00:27:22   s23_33_53-v100r003sph005.pat       

10:  710953   bytes   Mar 24 2011 22:37:04   s23_33_53-v100r003sph008.pat       

11:  920846   bytes   May 19 2011 21:22:23   s23_33_53-v100r003sph011.pat       

12:  0        bytes   Jul 04 2011 16:45:39   test.txt                           

13:  978752   bytes   Aug 14 2012 17:42:20   s23_33_53-v100r003sph017.pat       

14:  11113860 bytes   Jun 23 2015 20:37:59   s5300ei-v100r005c01spc100.cc       

Total: 30008KB(Free: 7076KB)




          BOOTROM  MENU




    1. Boot with default mode

    2. Enter serial submenu

    3. Enter startup submenu

    4. Display flash files

    5. Modify BOOTROM password

    6. Reboot

  3. Enter startup submenu

Enter your choice(1-6): 3




       Startup Configuration Submenu




    1. Display startup configuration

    2. Modify startup configuration

    3. Return to main menu

4. Display startup configuration

Enter your choice(1-3): 1

Current startup configuration

  startup type      : Flash

  startup file      : s5300ei-v100r005c01spc100.cc

  configuration file: vrpcfg.zip

  license file      :

  patch package     : s23_33_53-v100r003sph017.pat




Last time startup state : Success

Latest successful startup configuration

  startup file      : S5300EI-V100R003C00SPC301.cc

  configuration file: vrpcfg.zip

  license file      :

  patch package     : s23_33_53-v100r003sph017.pat




       Startup Configuration Submenu




    1. Display startup configuration

    2. Modify startup configuration

    3. Return to main menu

5.Modify startup configuration role back to use the old vertion first

Enter your choice(1-3): 2




Note: startup file field can not be cleard

'.'=clear field; '^D'=quit; Enter=use current configuration




startup type(1: Flash  2: Server)

  current: 1

  new    : 1                  




Flash startup file (can not be cleared)

  current: s5300ei-v100r005c01spc100.cc

  new    : S5300EI-V100R003C00SPC301.cc




saved-configuration file

  current: vrpcfg.zip

  new    :




license file

  current:

  new    :




patch package

  current: s23_33_53-v100r003sph017.pat

  new    :




       Startup Configuration Submenu




    1. Display startup configuration

    2. Modify startup configuration

    3. Return to main menu




Enter your choice(1-3): 3




          BOOTROM  MENU




    1. Boot with default mode

    2. Enter serial submenu

    3. Enter startup submenu

    4. Display flash files

    5. Modify BOOTROM password

    6. Reboot

6. Boot with default mode to boot by the old vertion software

Enter your choice(1-6): 1

7.after that you can check the new vertion file size and try to use command system software startup again

In V100R006 and earlier versions, the system displays the following information when you run the startup system-software command to specify the software package for next startup: "Warning: Basic BOOTROM will be upgraded. Continue?(Y/N)[N]." You must upgrade the BootROM; otherwise, the switch cannot start.