Go to volumes -> select a volume -> click on the recurring snapshot button -> it shows up like this:

The env is based on master, no sure if it's already fixed. /cc @rafaelweingartner
ISSUE TYPE
- Bug Report
- Improvement Request
- Enhancement Request
- Feature Idea
- Documentation Report
- Other
COMPONENT NAME
CLOUDSTACK VERSION
CONFIGURATION
OS / ENVIRONMENT
SUMMARY
EXPECTED RESULTS
UI should allow configuration of snapshot schedule
ACTUAL RESULTS
Overlay stops user from using the snapshot scheduler widget