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