DiskStation Create issue

[UnKwang9]

Describe the bug There is a issue with the DiskStation/cosmos-compose.json file. I installed it by deleting the stop_grace_period line.

To Reproduce Steps to reproduce the behavior:

1. Go to 'Market'
2. Click on 'DiskStation@TinyActive'
3. Click on 'Install'
4. Leave the defaults as they are and Click on 'Next'
5. Click on 'Create'
6. See error

Screenshots

Additional context The version of cosmos I'm using is 0.15.7