Multitenancy "Account Management" tab is missing

• The "Account Management" tab is missing from the Main Account.
• The tenants are not connected to the Main Account anymore.
• From the 'multi_tenancy.log' log you will see Account Details are empty:

Accounts per group:
================
{}
Accounts Details:
=================
null

XSOAR, Cortex XSOAR

• 6.12
• 6.13
• 6.14
• 6.15

"proxymode": true

• Edit /etc/demisto.conf (its a default location) and add the 'proxymode' setting in the server section as below:

"Server": { 
...
   "proxymode": true 
...
},