Snapshot rollback

Hi guys, tried to rollback to previous version of my scheduled snaps to a specific share. I am running ROCKSTOR 3.8-14.22

Detailed step by step instructions to reproduce the problem

I went to the share and hit the snapshots and picked the one I wanted and hit rollback.

Web-UI screenshot

Error Traceback provided on the Web-UI

Traceback (most recent call last):
File “/opt/rockstor/src/rockstor/rest_framework_custom/generic_view.py”, line 40, in _handle_exception
yield
File “/opt/rockstor/src/rockstor/storageadmin/views/share_command.py”, line 78, in post
share.pool)
File “/opt/rockstor/src/rockstor/fs/btrfs.py”, line 609, in rollback_snap
remove_share(pool, subvol_name, ‘-1/-1’)
File “/opt/rockstor/src/rockstor/fs/btrfs.py”, line 531, in remove_share
run_command(delete_cmd, log=True)
File “/opt/rockstor/src/rockstor/system/osi.py”, line 104, in run_command
raise CommandException(cmd, out, err, rc)