Overview:
A Milestone Roll-up Dependency is not created between two milestones in Vault.
Root Cause:
The Site-level milestone is created before the Country-level milestone is created.
Solution:
The proper order in which to create the related milestones is to create them in the following order:
- Study-level milestone
- Country-level milestone
- Site-level milestone
Related Documentation:
Vault eTMF Documentation: Working with Milestones