This is a known issue currently there is no solution.
Workaround:
You can either recreate the directory configuration or edit any related files. Before doing either please create a Backup of the environment.
To recreate the directory:
- Login using a tenant administrator account
- Delete the affected directory at "Administration > Directories Management > Directories"
- Recreate the directory with the same settings and the new port.
To edit configurations files manually on each vRA Appliance:
- Update any Port information within config-state.json in /usr/local/horizon/conf/states/<TENANT_NAME>/<TENANT_ID>/config-state.json
- When using DNS Server location update file domain_krb.properties in /usr/local/horizon/conf
- When using IWA configuration the also update krb5.conf in /etc folder