I have the same problem. diskpart says: DISKPART> attributes volume
Read-only : No
Hidden : No
No Default Drive Letter: No
Shadow Copy : No
DISKPART> attributes volume clear readonly
DiskPart has encountered an error: The media is write protected.
See the System Event Log for more information. Mbrfix says: Function failed. Error 19: The media is write protected. Event log NTFS says: A corruption was discovered in the file system structure on volume E:.
The exact nature of the corruption is unknown. The file system structures need to be scanned and fixed offline.
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