recovery
Cisco Password Recovery procedure 3750:
When recovering a Cisco 3750 a flash error can occur
If you ever have to recover a Cisco 3750 switch or switch stack password there are some good instructions on the cisco web site on how to do this. However, part of the process involves accessing file(s) on the flash memory of the switch. Occasionally you might run into a problem when attempting to access the flash memory. The switch may report "unable to stat flash:/: invalid" argument.
For example when you type
dir: flashyou may receive and error which says

