Cannot write to gen 2 mycloud mirror

My Cloud OS 5 Personal & Network Attached Storage My Cloud Mirror
1

i can access the drive through the web interface and twonky but i cannot access the drive through windows explorer and get the error 0x80070035.

Basically i can do everything but read/write to the NAS.

This has only started recently.

2

Hi @coinup,

Please click the link below to know the dashboard:

How to set up a My Cloud Mirror (Gen 2) device using the Dashboard.

Please contact the WD Technical Support team for best assistance and troubleshooting:
https://support-en.wd.com/app/ask