Recently encountered an issue where I was cloning servers for my vApp in vCloud Director and an error appeared.

Weird, as I have enough storage on the LUN, but then I remembered about vApp Storage Policies.
Open vCloud Director.
Double click on the Organization VDCs where the vApp lives. In this case, DEV.

Click on Storage Policies tab:

Right click on the Storage Policy and set the Storage Limit:
