Unbale to allocate Mailbox quota for my domain getting error “Only 0 space available “

Solution :

To resolve this issue you check and allocate proper resources to your Domain Service plan . For that you can follow the below procedure to identify the resource that is not sync

with your plan.

1] Login to your plesk control panel.
2] Click on subscriptions.
3] Click on the subscription name.
4] Click on sync option.

This will list the parameters which you need to reduce in your plan or service plan.Change the same in your plan and again click on sync.