Drobo is suddenly read-only

Article Id: AA-01454 Last updated date: 11-29-2017

Unable to write to the Drobo, Drobo is read-only.
Drive bay lights Green

This issue is most likely a permissions problem and has been reported most frequently with Time Machine backups on a Mac.

Try the following suggestions:
  • Safely shut down Drobo device, wait 5 minutes then power Drobo on. The power-cycle can sometimes correct the read-only mode.
  • Try using First Aid from Disk Utility on the Mac to fix the permissions on the Drobo
  • In Drobo Dashboard, is there an (RO) next to the name of the Drobo?, if so contact Support. 
The last option: 
  • If none of the above resolves. Copy off the data and reformat.