Question: How to increase the number of tenants supported when you encounter the " Cannot configure new tenant, maximum tenant configuration exceeded" error?

Solution:

Run the set system service-options max-tenants <number> to change the default tenant configuration on the node.

admin@Versa-Controller-l-cli> configure
Entering configuration mode private
[ok] [2017-08-22 00:26:14]

[edit]
admin@Versa-Controller-l-cli (config) % set system service-options max-tenants 49