For unknown reason the filesystem on NSX-Manager will go bad and to recovering from this is different when compared with other filesystem recovery methods.

 

Problem: NSX Manager VM unable to boot. you will a screen something like below:

 

https://confluence.eng.vmware.com/download/attachments/268560128/image2017-12-21%2011%3A33%3A42.png?version=1&modificationDate=1513836222000&api=v2

 

 

Recovery Steps:

  •      Download and Connect the Ubuntu ISO to CD drive of the NSX-Manager VM.
  • Boot through CD drive and choose "try now" option.
  • Run the recovery command "fsck /dev/sda2"
  • NSX-Manager VM will recover back from the filesystem and will boot normally.