Configuration Saving Problem

[Haroon321]

Hi 

I am facing a problem in saving configuration in cisco 2960x.

LHR-RHQ-LG-SW#wr

Building configuration...

mifs[11]: Error writing sector 35 error 3

nv_done: unable to open "flash:/config.text.new"mifs[11]: Error writing sector 35 error 3

nv_done: unable to open "flash:/private-config.text.new"mifs[11]: Error writing sector 1 error 3

nv_done: unable to open "flash:/multiple-fs.new"[OK]

NVRAM Verification Failed

can anyone help me.

Haroon

[marce1000]

 - Your flash: seems to be corrupt , you may try 

fsck -test flash:

 M.

[balaji.bandi]

adding to other post, please take backup of your configuration before you running that command, as such not expected any issue- but to be safe side.